This article discusses common errors founders make when pitching startups or businesses to investors. It identifies 5 key errors: presenting invalid competitive advantages, lacking an unfair advantage over competitors, failing to demonstrate customers want the product/service, having an incorrect positioning against competition, and not having a significant route to reach customers. The article urges founders to focus on having a truly unfair advantage that cannot be easily copied, such as insider industry expertise. It argues anything of value will be copied, so the business plan must assume competitors will emerge. Overall, the article provides lessons for founders on how to develop strong pitches that will appeal to investors.