For good reason, people discourage merging business with pleasure: things never, ever turn out well. The story below is an account of a frustrated cousin. The original poster (OP) gave $5,000 to his cousin a few years ago, stating that his cousin was in dire need of help due to serious financial problems. Years later, though, the cousin's financial circumstances have much improved, but he still won't pay OP back for the $5,000 he so kindly loaned him, and he keeps silent whenever the topic is b…