Marketing is expensive, a company needs money to promote a product. To get money a company needs investors. To get investors (in silicon valley) a company needs

Marketing is expensive, a company needs money to promote a product. To get money a company needs investors. To get investors (in silicon valley) a company needs a warm introduction. The warm introduction is the marketing I'm talking about, not the first one. YC will lineup 100 investors in front of you looking to spend their money. When YC says it's worth it (they sign you up), VC's act like Apple customers.