Here are some best practices that you should do for your website:

1. Content Marketing - Publish blogs on your website and 3rd party websites. Try to share those content in different ways such as infographics, PDF, etc.
2. Implement Schema - Add relevant schema on website and blogs.
3. Add the FAQs section on your most important pages.
4. Ask your customers for reviews.
5. Contribute to Forum discussion.

And the most important be consistent.