550mb already too small and i guess it already compressed depending on the size of Videos..But you can always use the MKV compression to make it much smaller in size
Use the tut written by Wheels in the software section to do that
i want to join the site in ur signature....i have also joined another site similar to this one and there are 4 ads all the time...but i wana join this as ur refer ...so i could get your help