Startup School - How to start a startup, by Y Combinator
BaseTemplates - The easiest way to build your pitchdeck and raise money
Co-founder's Daily Journal - One of the key issues founders are struggling with is co-founder conflict.
Billion Dollar Pitch Decks - Pitch decks of popular startups before they were famous
Co-founder Question Cards - Questions to ask your co-founder to know each other better.
Attach - Gain the insight and control you need to close more deals. Attach helps you understand how your customers interact with your content so you know how to time and tailor your follow up for maximum impact.