Tips on keyword usage

Can you give me any tips on how to use keywords properly?

There are five major areas to incorporate your keyword phrases. They include:
- Include keywords in structural elements.
- Include keywords in attributes.
- Include keywords in file names.
- Include keywords in your navigation.
- Include keywords in your text.
The Surgeon's Advisor Team

How do I use them in structural elements?

Many search engines give greater importance to keywords contained in structural elements. As such, be sure to include your keywords in structure code, including header tags and lists.
The Surgeon's Advisor Team