What are some good fundraising ideas?

I would be fundraising for relay for life, it is spring but it is still snowing, there is only me and another girl, we are both teens, this would be held for SATURDAY only three days away and i would have to plan it ALL by myself because my friend lives super duper far away so PLEASE PLEASE PLEASE help me and make it fun but easy to start and make it a fundraising that doesnt need any like beforehand things like permits or invites haha ! THANKS