Rummaging through charity shops can be a bit hit-or-miss. These stores rely on donations from locals, meaning each one boasts a completely unique selection. But if you're after a bargain, charity shops can be treasure troves - not only might you snag a bargain , but you'll be supporting a worthy cause as well. One man on social media recently had the surprise of his life when he popped into a charity shop and stumbled upon a pair of boots with an eye-watering retail price of £900. Clocking the