Question

If you have a complain about another employee,you should

Answer 1

Possibly take it up with the boss if it’s a serious issue

Answer 2

1. Ask yourself how your complaint impacts your work.
2. Try to resolve the problem on your own.
(and if that doesn't work, pick a right time to talk to your boss)
3. Be calm and concise
4. Ask someone for advice ( well ask your boss for advice)