The problem BARTER 2.0 solves

FILTERING ON BASIS OF LOCATION AND PRICES TO BE SORTED . ALSO LEGAL AUTHENTICATION OF USER DATE OF PURCHASE BY TAKING IN BILL IMAGE AS INPUT FOR SELLING PRODUCTS. GIVING ALL ACCESS TO THE SELLER WHICH HE WANTS TO BARTER. AS USER HAVE AN ACCESS TO ACCEPT ANY OFER WHICH HE COUNTERS

Challenges we ran into

1)WHILE INTEGRATING THE FRONTEND AND BACKEND
2)CHAT APPLICATION AND VIDEO CALLING FEATURES AS BOTH WITH SOCIET.IO