You can write your topic however you want, but you need to answer these questions:
What do you want to achieve? Keep it simple and clear!
may i add dev products that reward nothing
What is the issue? Include enough details if possible!
may i add that
What solutions have you thought of so far?
solutions ?
After that, you should include more details if you have any. Try to make your topic as descriptive as possible, so that it’s easier for people to help you!
Yes. As long as you are clear about the fact that it is a donation, and has no boost on gameplay, you can create a donation devproduct.
Also, you don’t have to perfectly fit into the prompt. You can freestyle it, those are just there to make sure you’re in the right category.