Here are some tips on youtube:
*Get a GOOD TITLE for your video,
a title can attract or push away viewers.
*Have a call to action,
if you have a website you want people to visit, have a message and a hyperlink that tell people, visit your site
*Have a short video unless you plan on giving a how to video which needs the entire 10 mins.
These are just some small tips that can really make a difference in your videos with youtube