you can ignore his/her trades. Go for the ones trying to buy volume. Real trades.  He's just turning this into a gambling business. sets the bot and leaves and just checks on it.  1 BTC is more than enough to do what it's doing.

"I noticed that too.  Had to stop it manually and cancel orders. Sometimes I couldn't catch the order in time to cancel, so it ended up as partial filled.  Sometime I lost money because someone would put an order just above me with a high price, then the order gets bought out. So small that it offsets my order.  I end up with buying at a high price. Higher than what's being offered."