If you want to bring you family to US and doesn't know the procedures to immigrant your family members to US. There is a law firm called McCleave & Shields, L.L.C. based in Mobile, AL. My friends recommend me this firm. I was about to bring my family members to US and lawyers of McCleave & Shields, L.L.C. helped me. Lawyers in the fima have more than 40 years experience in Immigration law.
http://www.madlaw.net/immigration/