Exits:
1. Exit at a target, i.e. a retest
2. Exit at a target, i.e. an expansion
3. Exit at a target, a fixed profit objective in currency
4. Exit at a target, an objective chart point
5. Exit at a target, a subjective chart point (did not understand what he wants to say here)
6. Exit at a time interval, 4 days
7. Exit at a combination profit time, first profitable open, 2nd profitable close.
8. Don't exit but just reverse
9. Exit on a range expansion
10. trail a stop off the low
11. trail a stop off the high
12. parabolic exit
13. Exit on close
14. exit if the day's close is less then 66% of the daily range in the direction you are trading
On backtesting, find the maximum profit on each entry before a reverse signal is triggered. Then use something like a standard deviation of maximum profits to find a probable profit range. Take profits on partial position when that profit target is hit, then run a trailing stop.