Keywords are one of the most essential parts of a website page because search engine algorithms mainly based on keywords. They use your keywords to include you page in their search results. Following are 8 basic and most useful tips about keywords:
1. Research the best keywords for your topic! There are a lot of tools out there such as Google's Adword or WordTracker that will help you finding the right one. It will give great benefits if you can follow the trends and gets highly relevant keywords in your site.
2. Adding keywords should be done carefully so that it won't crowd the content of your page in order to avoid considered as spamming. One of the best moves is to add one or three keywords max on every paragraph in your post. Some even say that it should not be more than 3 of your content - this is called as "3% Keywords Density". There are a lot of word counter online that you can use for calculating the density of your webpage, such as www.wordcounter.com.
3. Put it on your URL! For example if the keyword is "holiday special discount", you should make your URL as follows: www.example.com/holiday-special-discount.html. This is one of the first and most important way to get rated in search engines, because your site's URL is the first thing that a search engine robot crawl into.
4. Type it in your head <h1> tags. Contrary to what people might believe, heading description is still a significant contributor to your rank in some search engines. Watch this YouTube video by a Google's employee.
5. Keep it updated. It is important to follow up with the developments regarding your keywords topic. Because outdated keywords won't help you at all - it might even hurts your site's popularity in the search engines.
6. Avoid using Jargons & Nick Names. It is best to use common words that people might type into the search engine. Because if you use a jargon, it is possible that there are not many audiences that have great understanding about the topic you're writing - thus, you will lost significant amounts of potential visitors.
7. Check out the competitors. It's always good to check on any competitors websites to take a look at which keywords they are using. But don't just copy their style - you should be able to adapt, improve, and use the keywords in a more optimized ways.