On the Biotera leave in I started using it straight, but it was too much, I think I do about 50/50, maybe 60 leave-in/40 water. I would say start low and increase as needed. I started too high, so it would have been better if I started low.
-3A, fine, very thick, normal por., normal elast., long, dye- free (CG since Nov. '11)
-CO (As needed): Suave Nat. (usually strawberry) or GVP The Detangler and air dry
-Low poo (As needed): Giovanni 50/50
-RO: GVP CB (experimenting with GVP The Detangler)
-LI: Giovanni DLI or a tiny bit of my co-wash or RO (sometimes none)
-Styling: BYZ Noodle Head Tame your Curls Mousse
-PT: ION Effective Care