What do i invent?

Question

doesnt have to be reasonable.. i just have to create a poster to advertise it

be creative- to make up for my lacking

Answer 1

what's this got to do with SEO?

Answer 2

I don't mean to be mean, but do really think anyone would just give you a good idea.

Answer 3

flying shoes or cloths with air conditioning/heaters lol people in my class did that

Answer 4

If I told you, you would become a millionaire!!