Please read the doc files very carefully. Ask any doubt.
Two things you need to do.
1) Social networking login: facebook, google, linkedin, twitter
2) Simple Search and Advanced Search
Please do it within few hours as it is urgent and if you cannot do then please do not bid. No extra payment. You have to bid within the budget.
Dont say simply "I can do it". Show me your portfolio only where you have SEARCH and ADVANCED SEACRH in PHP and SOCIAL NETWORK LOGIN