Check out the swap boards for some good deals on stuff to try and their is a board member (name escapes me but someone will know) who does samples of a lot of popular products. It really is just a game of trial and error.
Originally Posted by kat180
Kat, you're probably thinking of Kathymack. Ash, she's posted in this thread, and her siggy has a link to her fotki where she lists all the available products. Then you can pm her with your zip code and a list of the stuff you want.
CG since 11/2011
2c /3a F /Mii, low porosity

Fall Products /Routine:
Clarifying: Herbal Essences Tealightfully Clean
Low Poo: Renpure Luxurious Argan Oil
CO: Suave Naturals Tropical Coconut or Daily Clarifying, V05 Strawberry or Kiwi Lime
RO /LI:
Tresemme Perfectly (un)Done, Cure Care, V05 Kiwi Lime Squeeze, V05 Strawberry, Renpure Brazilian Keratin (old formula),
Stylers: LALSG, AIF, HETT
PT: IAGirl's as needed