There is no best exit strategy in the trading field. The type of exit depends on your trading system. It could be a support level or resistance level or it could be when the MA crosses the other side.
In order to derive an exit strategy that is useful to you, you need to first decide on your entry strategy and then from there figure out how to exit.
In order to derive an exit strategy that is useful to you, you need to first decide on your entry strategy and then from there figure out how to exit.