Video Editing 101: Use only one transition type and one effect type in your movie
One of the pieces of advice I always give to amateur videographers is to limit how many transitions and effects they use in a single home movie. If you use every transition in the toolbox and mix in lots of different effects it just begins to look totally amateurish. I always used to say, back when I ran Windows Movie Maker, that the ideal video editing product would have thousands of transitions but only ever allow you to use one.
I'm not sure who said it but one of my favorite quotations on the topic is:-
Transition are for people who don't know how to cut.
Well, every rule has an exception and today I came across a video that proves that you can use hundreds of different transitions and effects in a single video and still look really, really good! Don't try this at home folks: