Creating brand is harder than ever. Not to sound trite but it is. Building brand takes new methods and building a community is one the best in modern times.
Look at so many brands that have been built around a company evangelist and creating community. Apple has a large following of believers that will buy almost anything they produce.
Hubspot was built around a community that believed in Inbound Marketing.
Terminus was and continues to be built around a community for Account-Based Marketing.
If you want to grow, build a community. This is a basic article on how to start and move in that direction.