Check out these websites:

Choose one and enter your services to determine what customers are searching. Once you have results, copy those results into a file and save.

Take those questions and build one page page or blog post for each phrase. And use the exaxt phrase from the third-party results. Be sure to include your city and state, too. 

Be sure the search phrase is an H1 or H2.

Include a link to another page within your website that has similar topics of discussion. If you have none, link to your contact page.