Hi , I can do this job in around 10 to 15 HRS , Professionally done , Quick , and Bugs free.
I already have experience in building social networks
Here are some demo:
VIEW PMB FOR THE DEMO LINKS!
In order to view the full funtions of the Social NEtwork i'm going to install for you. You must sign-up and then sign-in to view the rest of the site features. My script contains photo tagging , blogging , classifieds , video , albums , Music and much more. Also you can change your profile background. You can disable any feature any time.
Plus I through in a free website marketing package. Your own site logo and all.