Do you have any idea how they give us points?

It all depends. I can usually earn $1 easily off of 10-20 posts, no images. I only post quality stuff, 3-4 lines minimum. The MyLot payscale is a mystery we will never know exactly how it works. I created an e-book, it is free and might help you learn the basics here at mylot. Check it out here: www.tinyurl.com/ylka4o