Not dumb at all. CG is the Curly Girl method of hair care based on a book of the same name by Lorraine Massey.
This link explains the method.
The College Curly: Laura Lee's All In One Guide to Going CG: Now Revised and Updated!
This link is the secret decoder ring for the abbreviations
(blog to help new wavies)
2a (nc.com) 2bFi (Fia), very fine, thin, low/normal elasticity, porous, CG, doesn't get weighed down
Cowash: Tresemme naturals
Rinse out/leave in: Renpure Organics (red)
Curl enhancer: FSG
Gel: BRHG, Salon care aloe, Ecostyler Krystal (normal dews)
PT: ION effective care, IAgirl's gelatin PT
Low Poo: renpure (red), Ion swimmers