hello every 1

this is my 1st post i'm an agent for ISP who provided me with an open porn free service which caused me allot of problems (viruses, Trojan).. and i came form (ubnt) world with shot support to web proxy i can't add filters as easy as i heard in RB so please no i need help in how to add these in web filters in RB 750 which i thought i'll buy soon and i bought an omnitech last week and it's very good product so please help me from where i should start to add this filter and how it can be effective to serve my goals.. i'll thankful for every comment or even try.. thanks.

check out this link I am sure it will serve you well for your problem
http://romahiz.wordpress.com/2012/11/22 ... -for-free/