Best Things to Do with "complain"
Get an Apple. bite a chunk of it. go to the apple phone store. put the bit apple in front of the worker and complain someone bit your phone.
Turn your phone to airplane mode. Then toss your phone and complain that it's not flying.
Buy dun kin doughnuts and leave 15 min later come back and complain there are holes in your doughnuts.
Have your own things to do with "complain" to add? Send one in!