Look at the Title of your Blog and the content it has. Then brainstorm keywords related to your Blog. If you want to promote your Blog then you should also see the ranking of your Blog for some keywords. It might happen it ranks well for any of one keyword...
You should check in google adwords, it will help you in a better way. Check this out : https://adwords.google.com/o/Target...equestType=KEYWORD_IDEAS&hl=en_US#search.none
1) SEO Book Keyword Tool is free. Type in the niche of your blog (say it is "automobiles"), and the Keyword tool will spit out all the related keywords, and estimated daily traffic that each keyword receives. 2) Then take a look at the top 10 results for each keyword that you want to focus on, to look at how much SEO competition there is (age of domains, # of backlinks, etc.). Use SEM Rush (Free), yahoo site explorer (Free), etc. to esimate competition factors. Find keywords that have high serach volume (step 1), with low competition (step 2).
Do a little bit of reading on this forum. The search button and answers are already here. You can build traffic many ways. Organic SEO (ie. create backlinks with your keyword as the anchor), buy traffic, create viral traffic, get social media traffic, use lists, etc. There is no simple answer. Pick a method (it sounds like you are planning to get organic SEO traffic). Search the forum and read about it and ask meaningful questions to get the most out of response.
what niche your blog belongs to? what keyword you need hits for? Try to describe your question a bit & stop being lazy when creating threads if you really need someone to help you
Google 'keyword suggest' and the first result will be Google's free tool that shows you how many searches per month are carried out on different keywords.
just make sure about your content theme, surely you would have some major keywords, furthermore, take help from G adwords in order to get more qualitative keywords. Regards