In large amounts, it can cause vomiting and diarrhea though in small enough amounts, persin shouldn't cause any problems. (trupanion.com)
A small enough amount provides some upside protection against a troubled market, but won't kill you if the price drops. (canadianbusiness.com)
If it is a small enough amount of money, you'll be able to pay them back over time even if the venture fails.If the venture succeeds, you can pay them back quickly and you have not given up any stake in the company. (entrepreneur.com)