1. The Best Presentations:
Were carefully prepared and practiced
Had colorful, easy-to-read, error-free PPTs
Filled the 7 minutes with important and interesting info put into own words
Did not use videos or info cut and pasted from the Internet
Had speakers with easy-to-hear voices and good eye contact and body language

2. Things to Avoid: Reading from your notes on the computer
Using videos to substitute for your content
Cutting and pasting info from the internet
Not thinking carefully about what you want to tell your audience
Not practicing or timing yourself ahead of time
Using weird or too-small fonts