know your keyword phrases, so it doesn't hurt to add them into your keyword metadata.
Keyword metadata is rarely if ever used to tabulate search engine rankings. However, you should already
know your keyword phrases, so it doesn't hurt to add them into your keyword metadata.
You'll want to include a variety of phrases. As a general rule, try to keep it to
about 3-7 phrases with each phrase consisting of 1-4 words. A great example would
be "computer science degree."