Most RIAs don't think of television as an effective marketing platform; the advent of the internet and the rise of social media offer more direct ways to reach your firm's target audience. But television can still play a role in marketing efforts — not with commercials, but with appearances on local news.
Most advisers think the "talking head" role is for national and cable channels like CNBC, but your local news can be a good way to establish your expertise and get your firm's name in front of a wider audience. This article from RIA Intel demonstrates the power of local television.