Optimization -- Friends and Mutual Friends Block

D7 -- optimized database query for friends table 100X faster

If you have thousands of members this mod is for you

I suggest a professional should do the installation

http://www.boonex.com/unity/modloaded

http://www.boonex.com/unity/scriptologist

http://www.boonex.com/unity/dolphinbugfixing

* if you're a premium boonex member you can download this mod for free