Need Some Change to Exiting web site.

I have classified site . need to add few features. have to fixed permalink error few more work . Please visit site befor bid [login to view URL] 1. Social Connect 2 Buttons ( login with facebook & login with Google) 2. fixed permalink error Getting Error after active permalink 3. create Package for premium Ads. minimum 3 three Packages eg. 10$ for 20 days one ads , 15$ for 30 days 2 ads , 25 for 45 days 2 days . 4. active payment systems. PayPal and bitcoin. after paid user should able to place premium ads. can be keep waiting 24 hours for admin approve.