# SISCo Smart Investing Systems > SISCo Smart Investing Systems is a software development studio based in Istanbul, Türkiye. Since 2017 it has delivered 1,549+ production systems: custom Expert Advisors and indicators for MetaTrader 4 and 5 (MQL4/MQL5), Telegram signal copiers, local and web-based trade copiers, licensing and protection systems, AI/ML trading tools, blockchain integrations and API automation. It also publishes 40+ MT5 indicators on the MQL5 Market, rated 4.9 from 524 reviews. Custom indicators and EAs start from $50; simple projects can often be delivered within a couple of hours. Free quotes: https://smartinvestingsystems.com/contact ## Pages - [Economic Calendar](https://smartinvestingsystems.com/economic-calendar): Live economic calendar with this week's rate decisions, CPI, NFP and GDP releases, showing forecast vs actual values in your... - [Blog](https://smartinvestingsystems.com/blog) - [Disclaimer](https://smartinvestingsystems.com/disclaimer): The products, software, and content provided by SISCo Smart Investing Systems are intended for educational and informational purposes only. SISCo... - [Privacy Policy](https://smartinvestingsystems.com/privacy-policy): Last Updated: [2025. 12. 02] Smart Investing Systems values your privacy. This Privacy Policy explains how we collect, use, and... - [Cash Back](https://smartinvestingsystems.com/cash-back): Earn while you trade: get rewarded with cashback on your trading activity when you register through our referral link. More... - [Terms of Use](https://smartinvestingsystems.com/terms-of-use): Welcome to our MT4/MT5 Expert Advisor (EA). These terms and conditions outline the rules and regulations for the use of... - [FAQ](https://smartinvestingsystems.com/faq): Custom development How much is a custom service? Custom indicators and Expert Advisors start from $50. The final price depends... - [Create a Custom EA for MT4/MT5](https://smartinvestingsystems.com/create-custom-ea): Expert Advisors built exactly on your instructions, with lifetime support. - [Products](https://smartinvestingsystems.com/products) - [Home](https://smartinvestingsystems.com/): Best Forex Programming The Forex programming services provided by our company are more than creating personalized strategies for the Forex... - [About us](https://smartinvestingsystems.com/about): SISCo Smart Investing Systems is a software development company based in Istanbul, Türkiye, building AI and machine learning systems, algorithmic... - [Contact us](https://smartinvestingsystems.com/contact): Tell us about your project. Send your instructions and we will evaluate them and come back with a free quote. ## Posts - [Chandelier Exit Indicator MT5: How to Trail Stops on Gold](https://smartinvestingsystems.com/chandelier-exit-indicator-mt5-atr-trailing-stop): Learn how the Chandelier Exit indicator for MT5 sets ATR trailing stops that adapt to gold's volatility. Step-by-step setup and... - [Squeeze Momentum Indicator MT5: Gold's Pre-Fed Breakout Setup](https://smartinvestingsystems.com/squeeze-momentum-mt5-gold-fed-breakout): Gold fell four sessions in a row before the Oct 27–28 Fed. See how the Squeeze Momentum indicator for MT5... - [Kagi Chart MT5 – True Price Action Indicator](https://smartinvestingsystems.com/kagi-chart-mt5-true-price-action-indicator): KagiChart draws time-independent Kagi lines on your MetaTrader 5 chart, focusing on price movement and reversal structure instead of time. - [The Week That Changed Everything — How RMI Trend Sniper Would Have Caught Every Major Move](https://smartinvestingsystems.com/the-week-that-changed-everything-how-rmi-trend-sniper-would-have-caught-every-major-move): A historic forex week: FOMC split, Japan's ¥5. 4T intervention and gold above $5,000. See how the RMI Trend Sniper... - [WTI Crude at $106: How to Trade the Hormuz Supply Shock with a Dedicated MT5 Indicator](https://smartinvestingsystems.com/wti-crude-at-106-how-to-trade-the-hormuz-supply-shock-with-a-dedicated-mt5-indicator): WTI trades at $106 as the Strait of Hormuz stays blocked. How to trade the oil supply shock on MT5... - [Trendlines Are Being Broken Everywhere Today — Here's How to Trade Them on MT5](https://smartinvestingsystems.com/trendlines-are-being-broken-everywhere-today-heres-how-to-trade-them-on-mt5): Gold broke $4,550, EUR/USD slid on tariff news and USD/JPY topped 160. How to trade broken trendlines on MT5 with... - [What Is Cumulative Delta Volume — and Why Price Alone Isn't Enough](https://smartinvestingsystems.com/what-is-cumulative-delta-volume-and-why-price-alone-isnt-enough): In an event-heavy week for forex, learn what Cumulative Delta Volume reveals about buying and selling pressure, and how the... - [Why Your Breakouts Keep Failing — And How the Waddah Attar Explosion Fixes It](https://smartinvestingsystems.com/why-your-breakouts-keep-failing-and-how-the-waddah-attar-explosion-fixes-it): Breakouts that reverse and hit your stop are a systemic problem of trading price alone. See how the Waddah Attar... - [Why Your CHOCH Signals Keep Failing—And How to Fix That](https://smartinvestingsystems.com/why-your-choch-signals-keep-failing-and-how-to-fix-that): A CHOCH label appears, you enter, and the trade stops out. Learn why change-of-character signals fail and the market structure... - [Waddah Attar Explosion](https://smartinvestingsystems.com/waddah-attar-explosion): Waddah Attar Explosion for MT5 highlights strong momentum and volatility while filtering out low-activity markets. Settings, signals and video demo. - [HaP MACD Leader Signals and Analyzer](https://smartinvestingsystems.com/hap-macd-leader-signals-and-analyzer): HaP MACD is a DEMA-assisted evolution of the classic MACD for MT5, giving faster momentum feedback and clearer trend signals.... - [Isolated Peak and Bottom Indicator for MT5](https://smartinvestingsystems.com/isolated-peak-and-bottom-indicator-for-mt5): Spot trend exhaustion and potential reversals in MetaTrader 5 with the Isolated Peak & Bottom indicator, which marks significant isolated... - [MOST – Moving Stop Loss Indicator for MT5](https://smartinvestingsystems.com/most-moving-stop-loss-indicator-for-mt5): MOST (Moving Stop Loss) is a trend-following and signal indicator for MetaTrader 5 that trails price with a dynamic stop... - [MACD Leader Indicator for MT5](https://smartinvestingsystems.com/macd-leader-indicator-for-mt5): MACD Leader reduces the lag of the traditional MACD to give earlier trend and momentum signals in MetaTrader 5. How... - [RMI Trend Sniper Indicator for MT5](https://smartinvestingsystems.com/rmi-trend-sniper-indicator-for-mt5): RMI Trend Sniper is a momentum-based trend-following indicator for MetaTrader 5 that highlights potential buy and sell opportunities. Features and... - [Optimized Trend Tracker Oscillator Indicator for MT5 (OTTO)](https://smartinvestingsystems.com/optimized-trend-tracker-oscillator-indicator-for-mt5-otto): OTTO, the Optimized Trend Tracker Oscillator for MT5, gives adaptive, multi-layered trend signals for traders who want clarity. Settings and... - [Nadaraya Watson Envelope Indicator for MT5](https://smartinvestingsystems.com/nadaraya-watson-envelope-indicator-for-mt5): A Nadaraya-Watson envelope for MetaTrader 5 built with kernel regression, plotting dynamic bands to spot overextended prices and potential reversals. - [Impulse MACD Indicator for MT5](https://smartinvestingsystems.com/impulse-macd-indicator-for-mt5): Impulse MACD for MetaTrader 5 combines smoothed moving averages with MACD logic to reveal shifts in price strength and momentum.... - [Trendlines with Breaks Indicator for MT5](https://smartinvestingsystems.com/trendlines-with-breaks-indicator-for-mt5): Automatically plot pivot-based trendlines in MetaTrader 5 that adapt their slope, and get highlighted signals when price breaks through them. - [TRAMA Indicator for MT5](https://smartinvestingsystems.com/trama-indicator-for-mt5): TRAMA, the Trend Regularity Adaptive Moving Average for MT5, adapts to trend strength to follow price closely in trends and... - [Ultimate RSI Indicator for MT5](https://smartinvestingsystems.com/ultimate-rsi-indicator-for-mt5): The Ultimate RSI for MetaTrader 5 gives a more adaptive, dynamic view of market momentum than the classic RSI. Settings,... - [Heiken Ashi RSI Indicator for MT5](https://smartinvestingsystems.com/heiken-ashi-rsi-indicator-for-mt5): HARSI combines Heikin Ashi smoothing with RSI momentum in MetaTrader 5 for a cleaner, dual-layer view of price direction and... - [Market Structure CHoCH BOS](https://smartinvestingsystems.com/market-structure-choch-bos): Identify changes of character (CHoCH) and breaks of structure (BOS) in MetaTrader 5 with this fractal-based market structure indicator. - [Cumulative Delta Volume Indicator for MT5](https://smartinvestingsystems.com/cumulative-delta-volume-indicator-for-mt5): The CDV indicator for MetaTrader 5 measures the balance of buying and selling volume to reveal market sentiment and trend... - [Crude Oil Indicator for MT5](https://smartinvestingsystems.com/crude-oil-indicator-for-mt5): A short-term crude oil buy/sell indicator for MetaTrader 5, built for 3-minute charts to find high-probability entries in oil price... - [Trend Strength Index Indicator for MT5](https://smartinvestingsystems.com/trend-strength-index-indicator-for-mt5): The Trend Strength Index for MT5 measures the momentum, strength and direction of market trends with precision. Settings explained, with... - [Trend Magic Indicator for MT5](https://smartinvestingsystems.com/trend-magic-indicator-for-mt5): Trend Magic for MetaTrader 5 blends CCI and ATR into a color-changing trend line that adapts to price action and... - [Laguerre RSI Indicator for MT5](https://smartinvestingsystems.com/laguerre-rsi-indicator-for-mt5): Laguerre RSI for MetaTrader 5 detects overbought and oversold zones with less noise by combining Laguerre filtering with RSI. Settings... - [Twin Range Filter Indicator for MT5](https://smartinvestingsystems.com/twin-range-filter-indicator-for-mt5): The Twin Range Filter for MT5 combines two adaptive range filters to detect trend direction and potential entries with less... - [Follow Line Indicator for MT5](https://smartinvestingsystems.com/follow-line-indicator-for-mt5): Follow Line is a non-repainting trend-following indicator for MetaTrader 5 that uses Bollinger Bands and ATR filtering to generate buy... - [NRTR Indicator for MT5](https://smartinvestingsystems.com/nrtr-indicator-for-mt5): NRTR (Nick Rypock Trailing Reverse) for MetaTrader 5 detects trend direction and reversals with a trailing line, carefully converted to... - [Stochastic OTT Indicator for MT5](https://smartinvestingsystems.com/stochastic-ott-indicator-for-mt5): Stochastic OTT for MetaTrader 5 combines Stochastic and Optimized Trend Tracker calculations into two bands for clearer trend and entry... - [HalfTrend Indicator for MT5](https://smartinvestingsystems.com/halftrend-indicator-for-mt5): HalfTrend for MetaTrader 5 uses highs, lows, a moving average and ATR to show trend direction and entry points. Settings... - [RSI Cyclic Smoothed Indicator for MT5](https://smartinvestingsystems.com/rsi-cyclic-smoothed-indicator-for-mt5): RSI Cyclic Smoothed for MetaTrader 5 times entries through the RSI line's interaction with adaptive upper and lower bands. Settings... - [Smart Multi RSI Indicator for MT5](https://smartinvestingsystems.com/smart-multi-rsi-indicator-for-mt5): Smart Multi RSI for MT5 uses a fast and a slow RSI together for a deeper view of momentum, crossovers... - [Pmax Indicator for MT5](https://smartinvestingsystems.com/pmax-indicator-for-mt5): PMax for MetaTrader 5 combines ATR with your choice of moving average (SMA, EMA, ZLEMA and more) to follow trends... - [Weis Wave Volume Indicator for MT5](https://smartinvestingsystems.com/weis-wave-volume-indicator-for-mt5): Weis Wave Volume for MetaTrader 5 groups volume into up and down waves, combining price action and volume to show... - [Chandelier Exit Indicator for MT5](https://smartinvestingsystems.com/chandelier-exit-indicator-for-mt5): Chandelier Exit for MT5 is a volatility-based trend indicator with an ATR band and buy/sell arrows to help you trail... - [Volume Flow Indicator for MT5](https://smartinvestingsystems.com/volume-flow-indicator-for-mt5): The Volume Flow Indicator for MetaTrader 5 tracks money flow from price and volume on all timeframes to confirm trends... - [Alpha Trend Indicator for MT5](https://smartinvestingsystems.com/alpha-trend-indicator-for-mt5): AlphaTrend for MetaTrader 5 is a multi-timeframe trend-following indicator for intermediate and professional traders. Specifications and video demo. - [CandleSticks Patterns Indicator for MT5](https://smartinvestingsystems.com/candlesticks-patterns-indicator-for-mt5): Automatically scan your MetaTrader 5 chart for proven candlestick patterns and highlight high-probability setups as they form. - [Fibonacci Bollinger Bands indicator for MT5](https://smartinvestingsystems.com/fibonacci-bollinger-bands-indicator-for-mt5): Fibonacci Bollinger Bands for MT5 combine Bollinger Bands with Fibonacci levels to map dynamic support and resistance zones around price. - [CM Ultimate Indicator for MT5](https://smartinvestingsystems.com/cm-ultimate-indicator-for-mt5): CM Ultimate MA for MetaTrader 5 is a flexible moving-average tool for forex, indices, stocks and commodities, with multiple MA... - [Support and Resistance Levels Indicator for MT5](https://smartinvestingsystems.com/support-and-resistance-levels-indicator-for-mt5): Automatically identify key support and resistance zones in MetaTrader 5 to plan entries, exits and stop losses around important price... - [WaveTrend Oscillator Indicator for MT5](https://smartinvestingsystems.com/wavetrend-oscillator-indicator-for-mt5): The WaveTrend Oscillator for MetaTrader 5 helps you find strong entry points with overbought and oversold zones and clear crossover... - [CM Williams Fix Indicator for MT5](https://smartinvestingsystems.com/cm-williams-fix-indicator-for-mt5): CM Williams Vix Fix, a popular TradingView indicator now for MetaTrader 5, highlights market bottoms and fear spikes for potential... - [Squeeze momentum Indicator for MT5](https://smartinvestingsystems.com/squeeze-momentum-indicator-for-mt5): Smart Squeeze Momentum for MT5 shows when the market contracts and expands, helping you catch breakouts and potential trend reversals... - [Market Structure Break and Order Block Indicator for MT5](https://smartinvestingsystems.com/market-structure-break-and-order-block-indicator-for-mt5): The MSB-OB indicator for MetaTrader 5 analyzes price structure, highlights market structure breaks and marks order blocks for smart money... - [Slope MA Indicator for MT5](https://smartinvestingsystems.com/slope-ma-indicator-for-mt5): Slope MA for MetaTrader 5 measures the slope of a moving average relative to ATR and colors it by directional... - [Two Pole Oscilator Indicator for MT5](https://smartinvestingsystems.com/two-pole-oscilator-indicator-for-mt5): The Two-Pole Oscillator for MT5 uses deviation calculations and a two-pole smoothing filter to highlight momentum and potential trading signals. - [Better RSI With Tester](https://smartinvestingsystems.com/better-rsi-with-tester): Better RSI for MetaTrader 5 enhances the classic RSI with clearer visuals, cycle detection and a built-in tester to evaluate... - [Madrid Ribbon Indicator for MT5](https://smartinvestingsystems.com/madrid-ribbon-indicator-for-mt5): Madrid Ribbon for MetaTrader 5 combines multiple moving averages into a color-coded ribbon that shows trend direction, strength and changes. ## Services - [Backend Development & Automation](https://smartinvestingsystems.com/services/backend-automation): Python, C++ and C# backends, microservices and automation workflows built for scale. - [APIs & System Integrations](https://smartinvestingsystems.com/services/api-integrations): REST, FIX and WebHook APIs and real-time pipelines connecting TradingView, Telegram, brokers and exchanges. - [Blockchain & Web3](https://smartinvestingsystems.com/services/blockchain-web3): Smart contracts in Solidity, DeFi integrations, token systems and crypto exchange connectivity. - [Licensing & Protection](https://smartinvestingsystems.com/services/licensing-protection): Licensing and protection systems so you can sell and control your trading software. - [Trade Copiers & Signal Tools](https://smartinvestingsystems.com/services/trade-copiers): Copy trades and signals between accounts, platforms and Telegram, locally or over the internet. - [AI & Machine Learning Systems](https://smartinvestingsystems.com/services/ai-machine-learning): Predictive models, pattern recognition engines and AI-assisted decision systems for trading and automation. - [Algorithmic Trading & Expert Advisors](https://smartinvestingsystems.com/services/algorithmic-trading): Expert Advisors and trading bots built exactly around your rules, for MT4, MT5, cTrader, TradeStation, NinjaTrader, TradeLocker and DXTrade. # # Detailed Content ## Pages Live economic calendar with this week's rate decisions, CPI, NFP and GDP releases, showing forecast vs actual values in your local time. Earn while you trade: get rewarded with cashback on your trading activity when you register through our referral link. More trades, more rewards! Expert Advisors built exactly on your instructions, with lifetime support. Tell us about your project. Send your instructions and we will evaluate them and come back with a free quote. ## Posts Learn how the Chandelier Exit indicator for MT5 sets ATR trailing stops that adapt to gold's volatility. Step-by-step setup and settings table. Read now. Gold fell four sessions in a row before the Oct 27–28 Fed. See how the Squeeze Momentum indicator for MT5 spots the coil before the breakout. Get the setup. KagiChart draws time-independent Kagi lines on your MetaTrader 5 chart, focusing on price movement and reversal structure instead of time. A historic forex week: FOMC split, Japan's ¥5.4T intervention and gold above $5,000. See how the RMI Trend Sniper MT5 indicator tracked every move. WTI trades at $106 as the Strait of Hormuz stays blocked. How to trade the oil supply shock on MT5 with a dedicated crude oil buy/sell indicator. Gold broke $4,550, EUR/USD slid on tariff news and USD/JPY topped 160. How to trade broken trendlines on MT5 with the Trendlines with Breaks indicator. In an event-heavy week for forex, learn what Cumulative Delta Volume reveals about buying and selling pressure, and how the CDV indicator for MT5 uses it. Breakouts that reverse and hit your stop are a systemic problem of trading price alone. See how the Waddah Attar Explosion indicator filters weak breakouts. A CHOCH label appears, you enter, and the trade stops out. Learn why change-of-character signals fail and the market structure sequence that fixes it. Waddah Attar Explosion for MT5 highlights strong momentum and volatility while filtering out low-activity markets. Settings, signals and video demo. HaP MACD is a DEMA-assisted evolution of the classic MACD for MT5, giving faster momentum feedback and clearer trend signals. Features and video demo. Spot trend exhaustion and potential reversals in MetaTrader 5 with the Isolated Peak & Bottom indicator, which marks significant isolated highs and lows. MOST (Moving Stop Loss) is a trend-following and signal indicator for MetaTrader 5 that trails price with a dynamic stop line. Settings and video demo. MACD Leader reduces the lag of the traditional MACD to give earlier trend and momentum signals in MetaTrader 5. How it works, settings and video demo. RMI Trend Sniper is a momentum-based trend-following indicator for MetaTrader 5 that highlights potential buy and sell opportunities. Features and demo. OTTO, the Optimized Trend Tracker Oscillator for MT5, gives adaptive, multi-layered trend signals for traders who want clarity. Settings and video demo. A Nadaraya-Watson envelope for MetaTrader 5 built with kernel regression, plotting dynamic bands to spot overextended prices and potential reversals. Impulse MACD for MetaTrader 5 combines smoothed moving averages with MACD logic to reveal shifts in price strength and momentum. Features and demo. Automatically plot pivot-based trendlines in MetaTrader 5 that adapt their slope, and get highlighted signals when price breaks through them. TRAMA, the Trend Regularity Adaptive Moving Average for MT5, adapts to trend strength to follow price closely in trends and stay flat in ranges. The Ultimate RSI for MetaTrader 5 gives a more adaptive, dynamic view of market momentum than the classic RSI. Settings, signals and video demo. HARSI combines Heikin Ashi smoothing with RSI momentum in MetaTrader 5 for a cleaner, dual-layer view of price direction and strength. Identify changes of character (CHoCH) and breaks of structure (BOS) in MetaTrader 5 with this fractal-based market structure indicator. The CDV indicator for MetaTrader 5 measures the balance of buying and selling volume to reveal market sentiment and trend strength. A short-term crude oil buy/sell indicator for MetaTrader 5, built for 3-minute charts to find high-probability entries in oil price moves. The Trend Strength Index for MT5 measures the momentum, strength and direction of market trends with precision. Settings explained, with video demo. Trend Magic for MetaTrader 5 blends CCI and ATR into a color-changing trend line that adapts to price action and flags bullish and bearish phases. Laguerre RSI for MetaTrader 5 detects overbought and oversold zones with less noise by combining Laguerre filtering with RSI. Settings and video demo. The Twin Range Filter for MT5 combines two adaptive range filters to detect trend direction and potential entries with less market noise. Follow Line is a non-repainting trend-following indicator for MetaTrader 5 that uses Bollinger Bands and ATR filtering to generate buy and sell signals. NRTR (Nick Rypock Trailing Reverse) for MetaTrader 5 detects trend direction and reversals with a trailing line, carefully converted to MQL5. Stochastic OTT for MetaTrader 5 combines Stochastic and Optimized Trend Tracker calculations into two bands for clearer trend and entry signals. HalfTrend for MetaTrader 5 uses highs, lows, a moving average and ATR to show trend direction and entry points. Settings explained, with video demo. RSI Cyclic Smoothed for MetaTrader 5 times entries through the RSI line's interaction with adaptive upper and lower bands. Settings and video demo. Smart Multi RSI for MT5 uses a fast and a slow RSI together for a deeper view of momentum, crossovers and trend strength than the classic RSI. PMax for MetaTrader 5 combines ATR with your choice of moving average (SMA, EMA, ZLEMA and more) to follow trends and flag reversals. Weis Wave Volume for MetaTrader 5 groups volume into up and down waves, combining price action and volume to show who controls the market. Chandelier Exit for MT5 is a volatility-based trend indicator with an ATR band and buy/sell arrows to help you trail stops and spot reversals. The Volume Flow Indicator for MetaTrader 5 tracks money flow from price and volume on all timeframes to confirm trends and spot divergences. AlphaTrend for MetaTrader 5 is a multi-timeframe trend-following indicator for intermediate and professional traders. Specifications and video demo. Automatically scan your MetaTrader 5 chart for proven candlestick patterns and highlight high-probability setups as they form. Fibonacci Bollinger Bands for MT5 combine Bollinger Bands with Fibonacci levels to map dynamic support and resistance zones around price. CM Ultimate MA for MetaTrader 5 is a flexible moving-average tool for forex, indices, stocks and commodities, with multiple MA types and trend colors. Automatically identify key support and resistance zones in MetaTrader 5 to plan entries, exits and stop losses around important price levels. The WaveTrend Oscillator for MetaTrader 5 helps you find strong entry points with overbought and oversold zones and clear crossover signals. CM Williams Vix Fix, a popular TradingView indicator now for MetaTrader 5, highlights market bottoms and fear spikes for potential reversal entries. Smart Squeeze Momentum for MT5 shows when the market contracts and expands, helping you catch breakouts and potential trend reversals early. The MSB-OB indicator for MetaTrader 5 analyzes price structure, highlights market structure breaks and marks order blocks for smart money setups. Slope MA for MetaTrader 5 measures the slope of a moving average relative to ATR and colors it by directional bias, with a built-in tester. The Two-Pole Oscillator for MT5 uses deviation calculations and a two-pole smoothing filter to highlight momentum and potential trading signals. Better RSI for MetaTrader 5 enhances the classic RSI with clearer visuals, cycle detection and a built-in tester to evaluate signals. Madrid Ribbon for MetaTrader 5 combines multiple moving averages into a color-coded ribbon that shows trend direction, strength and changes. ## Services Python, C++ and C# backends, microservices and automation workflows built for scale. REST, FIX and WebHook APIs and real-time pipelines connecting TradingView, Telegram, brokers and exchanges. Smart contracts in Solidity, DeFi integrations, token systems and crypto exchange connectivity. Licensing and protection systems so you can sell and control your trading software. Copy trades and signals between accounts, platforms and Telegram, locally or over the internet. Predictive models, pattern recognition engines and AI-assisted decision systems for trading and automation. Expert Advisors and trading bots built exactly around your rules, for MT4, MT5, cTrader, TradeStation, NinjaTrader, TradeLocker and DXTrade. > Software and content from SISCo are for educational and informational purposes only and are not investment advice. MQL5 seller page: https://www.mql5.com/en/users/taherhalimi/seller. YouTube: https://www.youtube.com/@sisco_smart