I Earn Tens of Thousands a Day by Setting up a Stall on Campus

Xu Chengyu was reborn, in a game system he had never seen before. This was an economic era where everyone set up stalls, but it was limited to barter. What? ? ? No currency! ! ! Wouldn't it take a lot of effort to trade like this? The bound system is always offline, and sometimes it is online but always has errors. It's not that Xiao Xu didn't work hard, it's that the system didn't live up to expectations. System: One of the purposes of rebirthing you is to fix me. We have no choice but to popularize currency transactions and create an era of campus stall economy. By starting a business, Xu Chengyu earns tens of thousands a day. Repair broken systems, change game settings, create a new era, and become the king of the game! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.