The document discusses assumptions about monetizing instant messaging clients and how those assumptions can be broken. It was previously assumed that instant messaging clients like ICQ, AIM, and Microsoft Messenger could not be monetized, but startups have found ways to bust through this assumption with tactical innovations like using full screen ads, always-on ads across the web, or an always visible toolbar with ads like Meebo's. The CEO of Teach For America is quoted as saying inexperience can be an asset because the inexperienced do not know what is impossible.