1. Every interface can be made simpler. One useful technique is to have a separate meeting focused just on cutting and simplifying. You can also appoint an individual ‘cutter’ to take this role outside of the meeting, but only after brainstorming.
2. Every feature you launch is a feature you’ll need to support with users, infrastructure and development. So launch as few things as possible.
3. Find the one thing you need to get right and spend most of your time on it. You can screw up basically everything else.
(1) “Find the one thing you need to get right and spend most of your time on it.” This applies to everyone, not just to product managers.
(2) Cf. (i) The most important goal for every manager is to say “no” to good ideas, and (ii) the more specific application of this for product managers.