A FAQ (Frequently Asked Questions) page is great for SEO as it allows you to fill it with your key terms.
Eg:
What does Genealogy Services mean?
Genealogy Services or Family History Services covers everything from Photo Restoration, Family Tree Making and Names and meanings.
You can have this list of questions as long as you like. Delete all of this text, add a few now, and as you think of new ones, just add them as and when.
Also, as clients ask you questions about your service/products, you can answer it here as well to save time in the future.