The problem Campus Coin solves

dapp can be used to provide incentives to college students for their hardwork during various events, admin can provide student token which are redemable on our dapp for various merchandise made available to students by admin,
students can also send tokens to their friends , if sending in same batch no tax is deducted and if sending in different batch 25% tax is deducted.

Challenges we ran into

Never Implemented token transfers before so it took time.