The supplier who vanished taught me about financial due diligence. When I traced back the warning signs: they had quoted significantly below market, demanded a larger than standard deposit, and had been unusually eager to close the deal. In hindsight, they were likely in financial distress and using new orders to stay afloat. My standard process now includes a quick financial health check — business license age, registered capital, and credit references from other buyers.
Cultural differences almost killed one deal. I was negotiating with a Japanese buyer and pushed for a quick decision — a standard American approach. The buyer went silent for two weeks. I later learned that in Japanese business culture, direct pressure is seen as rude. The deal recovered after I apologized and adjusted my approach. The lesson: research business etiquette before engaging. What's assertive in one culture is aggressive in another. The cost of cultural insensitivity is lost deals.
I still remember my first major sourcing mistake vividly. I found a supplier on Alibaba with good reviews, competitive pricing, and responsive communication. I sent a 30% deposit for a $100,000 order without visiting the factory or conducting an audit. The first red flag was delayed samples. The second was excuses about production. After 8 weeks, the supplier stopped responding. The factory didn't exist — it was a trading company operating out of a shared office. That $30,000 deposit was the most expensive education I've ever received.