Whether you’re just getting started as an author-influencer or you’ve been at it for a while, if you have a budget to spend, there are many ways you can invest in building your audience. While many authors spend years working hard at building their platforms, even a small investment can go a long way in growing your platform and generating book sales.

And if you’re not rolling in dough, you’re not alone! Review this list and carefully choose where to best spend your ad dollars.

Following are some of the many ways to build your platform and sell more books by investing in your author business.