Create wiki-like notes to capture and share additional product and team related information (e.g. meeting notes, competitive research, user personas)
Product teams are comprised of lots of folks. We get that.
Set user permissions by product and assign each person one of five roles.
How many times have you had to describe what the product does and how it should be positioned?
Write it down once and point the product team to it, so everyone is speaking truth.
We all change our minds, and products are dynamic. All text edits and deletions are tracked so you always have a record of what has changed and when.