Send your customer a design, layout, or anything they can interact with (you can record a video with instructions and explanations), and ask them to record a shortcast with the following structure:
Deep breath
Relax
And let's go!
Ask your customer to describe what they see on their screen
Ask them to interact with your design, prototype, or an MVP
Let them share their thoughts about what they just did
- Test as early as possible so you can define problems on early stage which helps you avoid making significant changes after the release.
- Define your objectives and ask your testers to perform specific actions to make sure you get feedback on exact areas and features.