Blogs are a great way to increase your SEO and establish a "brand." Blogs don't have to be content heavy, but some text and images that iterate key search terms will help bring traffic to a site. They provide another way to highlight specific qualities of a vacation rental and the surrounding area. Blogs can also help appeal a rental by establishing a more personable and welcoming context to potential customers.
Blogs are highly valuable and while some of them can be content heavy, many successful blogs are relatively light on content.