Many years ago when I was a freshman in college I remember guys on my hall going to the store and buying several different brands of toothpaste looking for one that would not only plug the holes they had put in the walls but match the color as closely as possible.
There is a problem with asking what other tricks we have learned to use. Whatever those tricks are, they are so commonplace to us that we don't think of them as tricks and surely everyone knows what I know!.