Check this thread if you are looking to someone or reviews about this trading bot from here https://bitcointalksearch.org/topic/profit-trailer-my-experiences-with-it-huge-growth-of-binance-account-2936467
Does it require a server or VPS to run?
According to the thread that I provided above you can run it in your PC or run it through VPS if your plan is to run it 24/7.
Much better read more reviews from their announcement thread from here https://bitcointalksearch.org/topic/profittrailer-bittrex-poloniex-binance-the-best-trading-bot-2274298 or here https://bitcointalksearch.org/topic/annprofit-trailer-ultimate-free-strategy-guide-profit-trailer-settings-3090439
There are many users who selling lifetime licenses here on the forum I don't think if they are safe much better if you are planning to buy their license go directly to their website to avoid scam.
