Make the computer work for you. Create a global tips file with access for everyone who uses the system. You can use this approach for other editing needs. Don't reinvent the wheel Someone else has. Find that person.
Newspapers have a tradition of sharing what they've learned about technology.
Don't overlook other media, such as magazines, that use the same software. Quark is a good example that is widely used. Budget for ongoing development of your experts. Many users of proprietary systems have active users groups. When these groups meet, it can be a tips bazaar.