Do you add products before plopping?

I've tried adding products & then plopping. I've also plopped and then added products afterwards. I prefer afterwards.

I've also tried plopping 2nd day hair. But with 2nd day hair I put in products and then plopped and was pleased with the results.
3A, Fine, Unsure of porosity
Curly Girl since 11/10/13 - Still figuring out what works best for my hair!
lopoo 1x per week with - Organix Tea Tree Mint Shampoo
Conditioners: Sauve Naturals Tropical Coconut
Gel: LA Looks Sports Gel
Curl Refresher - water. Still looking for something
PT: IAGirl's Protein Treatment