Engineer a Debt Free Life has details HERE on how you can sign-up to get into the Pinecone Research Survey Panel. It’s a tough one to get into, with limited sign-ups, from what I hear, so sign-up before they quit taking them again!
You get $3 for each survey you complete, which can add up over time!
They already quit taking sign-ups but EADFL does have other survey opportunities for those of you looking for them. Use the same link above.