Two reasons why Startup Founders or First time Entrepreneurs fail to pitch their Startup idea.
1. They couldn't communicate their message clearly to the Investor or VC.
Tip: Try to pitch you idea to anyone in a layman terminology
2. Investor didn't show interest in their pitch
Tip: Always find an investor who has funded startups close to your area of pitch.
Fortunepick has come out with a beautiful Infographic - 6 Steps to Elevator Pitch. Hope First time Startups find it useful.
Infographic Source: Fortunepick