Early-stage deal diligence often fails due to inconsistencies in the overall story. Red flags include a lack of transparency, financials that don't add up, and misaligned team vision. These narrative cracks signal deeper issues more effectively than any single weak KPI.

Startups consistently underestimate sales cycles with large hospital systems. Due to risk aversion and complex approval processes designed to ensure patient safety, what seems like a three-month process will likely take nine months. Founders must build this 3x buffer into their financial planning to survive.

Many product launch failures are not due to weak science but to a disconnect between the optimistic narrative sold to investors and the actual product profile handed to the commercial team. This expectation gap, created during fundraising, sets the stage for perceived failure upon launch.

Startups pursuing an enterprise model face extreme external risks. After months of work, Sure's pivotal first B2B launch partner went out of business just one week before the go-live date. This highlights the fragility of relying on a single large partner and the resilience required to overcome setbacks outside your control.

A business plan presented to investors should be treated as a solemn promise. Consistently failing to meet projected financial targets is not just a forecasting error but a fundamental breakdown in execution—the most common reason startups fail. The numbers are the proof of your promise.

Beyond outright fraud, startups often misrepresent financial health in subtle ways. Common examples include classifying trial revenue as ARR or recognizing contracts that have "out for convenience" clauses. These gray-area distinctions can drastically inflate a company's perceived stability and mislead investors.

A life-changing licensing deal for Seattle Ultrasonics collapsed at the 11th hour because the corporate partner posted bad quarterly earnings, making them risk-averse. The deal fell apart after diligence, leaving founder Scott Heimendinger with $20,000 in legal bills and no partnership.

Gaining initial sales from publicity is common but dangerous. It creates dependency on an uncontrollable source. Founders must recognize this as temporary and immediately build a sustainable, controllable marketing engine, like organic social media, before the press-driven sales dry up.

The celebrated $100B Nvidia-OpenAI deal was revealed by Nvidia's CEO to be just an 'invitation to invest,' not a firm commitment. This highlights the dangers of the 'press release economy,' where grand announcements are made for hype before deals are papered, creating a perception gap that can lead to public backtracking and reputational risk.