Hold weekly or monthly webinars to help your users solve their problems and also help them understand how your service helps them.
Webinars are also a great place to understand what your users are thinking about, and what you can do for them. Some growth experts have used webinars as a good way to promote their expertise and win business.
Furthermore, the core of every business should be helping their users. As the result of trying your best to help, they will trust you and you will establish thought leadership, which is what will give you long term dominance.