Are you looking for an incentive to be more active on the forum? I'll give you a hint: it's ranking. Try to climb step by step in the rating system of ranks. It will not be easy, because you will have to systematically write posts here in order to gain the required amount of activity, and also try to make these posts interesting or useful, so that other forum participants will mark with merits.

You say that you have a lot of free time - so take advantage of it. As you write posts, you will learn something new as you wanted and will be able to share your knowledge with others, if any. It's the perfect solution to you.

Or did you still want to earn a couple of bucks, although you claim the opposite? If you posted here a list of tasks that you are ready to perform.