This document provides guidance on creating an effective landing page to collect leads and validate a solution. It recommends including a catchy headline, sub-headline, clear call to action, and value proposition with great copy and visuals. A checklist is given for the landing page, and a step-by-step guide outlines how to plan, design, and use the page by setting a goal, defining the solution for customers, using simple branding and images, connecting it to analytics, and testing it for 5 seconds to validate the message is understood. An example experiment card is also shown.