Adobe After Effects CS6 Blood and Gun Test–Advice Wanted!!

Hey everybody, I’m new here but just wanted to get feedback on my first test video using After Effects CS6. ANY advice/constructive criticism would be greatly appreciated! I’m new to the software and want to start off doing it right. Thanks in advance!
Adobe After Effects CS6–Gun Flare and Blood Hit Test – YouTube

via Video Editing Forums: Digital Director – Adobe Premiere, Premiere Elements, and After Effects