Designed for Use, 2nd Edition

How Often to Test

Guerilla testing is simple, requires almost no preparation, and can be done pretty much at any time. As a result, it’s often a good idea to do guerilla testing when you actually have a question you need answered. Say you’ve come up with a new way of letting people send messages in your Twitter app. You’ve implemented it, and it works. But will people get it? Don’t guess. Instead, test.