This is a useful technique to quickly generate ideas that get to the heart of the problem you're trying to solve. By using the positive starting point, you quickly focus on generating useful, helpful approaches that are more likely to work for your audience.
To use this technique, put the letters HMW at the top of a post-it and then write what you want to achieve. Be careful of coming up with a closed HMW that tries to get to solutions too soon. Keep the language and challenge open.
After asking a few HMW questions you may find it useful to ask: