Procrastination is evil .. almost always. When you think it’s probably the time in which procrastination is ok, double check: you are not that smart, you are probably cheating yourself (fear?)
And there is an area in which procrastination is even more evil: when you deal with people so procrastination and people management (can be your direct, your son, a friend …).
Procrastinate a negative feedback? You enforce a wrong behavior.
Procrastinate a positive feedback? You have chances that a good behavior is changed in search of a (potentially) bad one.