Happyhamster is one of many trading bot platforms. In general, they all work, plus or minus, in the same way. To create a bot through https://happyhamster.io/ no special skills are needed, everything is quite simple. Inside there are several "working" strategies for those who do not want to bother with fine tuning. Well, strategies, in principle, have a place to be, but experienced traders prefer to set everything up themselves. The bot does not have access to the balance of the exchange, it only trades. Therefore, the money cannot be withdrawn. Tariffing is simple - the bot takes 20% of successful transactions.