Startups that raise significant amounts of capital fall into the trap of scaling too quickly, which can be a death sentence.Founders can lose sight of their core mission when they're flush with cash leading to futile spending.Overfunding can give rise to superficial growth without actually solving real problems for customers, making the growth hollow and unsustainable.Need to justify valuations and meet aggressive growth targets often forces startups into high-risk gambles leading to catastrophes.Research shows that startups that raise large rounds early on are more likely to fail than those that gradually approach fundraising.Startups that are forced to be lean and scrappy often develop a stronger understanding of their market, a more focused approach to solving problems.Mailchimp successfully avoided the pitfalls of overfunding and built a billion-dollar business with sustainable growth.Startups that succeed are the ones with the most discipline, focus, and customer insight, not with the most money.