Feedback On Mixing?

[BumShiv]

Alright so I have been told my mixing sounds good by some people and others have said it sounds very amateur. So I wanted some more opinions and feedback. Please take a listen to 1 or a couple of my beats and hit me back with some feedback. Thanks.

http://www.soundclick.com/bands/default ... ID=1256686
http://www.youtube.com/user/bumshiv