Here's your keywords in your meta tags. I don't see anything about tile cleaning.
"Carpet Cleaning meadville, PA, carpet cleaning, hardwood floor, cleaning erie pennsylvania, Greenville Pennsylvania, conneaut lake, harts town, Green Cleaning, Floor Cleaning, upholstery cleaning, wood floor, refinish, soap, pennsylvania, services, cleaning, restaurant cleaning, hardwood floor refinishing, cat urine, , pet dander, allergy releif treatment. Cochranton, Erie, Mercer, Processional, dog urine, cat urine, carpet cleaners, pet odor, wood cleaning"
I don't see anything about tile cleaning on your front page (except fo the link) ...just
Ceramic Tile Scrubbing & Grout Sealing
Put "Tile Cleaning" somewhere on the front page in text...not just a text link.
Network Home Services has opened up the Tile Cleaning category as well.
I'm not real happy about the look of your website but that's another story.
Take your service areas out of the right hand top corner and put your contact info there...make it stand out.
The best way to promote tile cleaning is to have it in your name...that isn't always an option but
Priority Carpet and Tile Cleaning works pretty good for the tile cleaning searches.