Here are some methodologies how to set target and stop-loss,
1. Based on strategy
a. No worry about margin call as having enough capital
b. As per strategy suggests target will be at where current trend ends and stop-loss at trend might get reverse.
2. Based on money management
a. Even strategy suggest one SL, but putting different SL to keep loss smaller. May market re-enter as per call and may hit target.
b. Used this methodology to keep in race and cut loss shorter
3. Stop-loss pips = target pips
a. Even opened position based on strategy, luck plays a role here.
b. In long term, might give better results...
4. Stop-loss pips > target pips
a. Having less confident on strategy but more confident on target that is achievable easily
b. Better suits for scalping
5. Stop-loss pips < target pips
a. Having more confident on strategy
b. In long term, might give better results...