It's been a challenging few months and, let's face it, none of us would say no to a bit of extra money in our pockets.From picking up extra roles, to ramping up side hustles, people have been finding savvy ways to keep busy and make ends meet.Selling second-hand clothes online is an increasingly popular way to make some extra cash. Considering giving it a go? We caught up with online vintage fashion seller, T, who's made re-selling her full-time business, to find out her top tips.Meet TBrand: BASEMENT SIXPlatforms: Depop, ASOS Marketplace, own websiteFollowers: 59K (Depop)Pro seller since: 2017