Site Owners Forums - Webmaster Forums - Keywords according to you

In order for a successful keyword research we need to understand certain facts about particular search terms. Facts provide the extra bit of data of what people are searching for. Finding the right keywords and the right phrases has become far easier now. There are services that are available on the internet that can provide us with lists of the most searched keywords in SEO for a particular company. Research tools can provide us with information related that the search term. You can also come up with some probable key words from a brain storming session. Please share your views on this.