"The title tag is the first and important part of your web page the search engine reads. It needs to define what the content of your page is so the search engines know what they have found.Your title tag needs to contain the primary keywords you are targeting and shouldn't be cluttered with useless words which have no value (such as and,the ,etc)."
Title tag is the most important place to have keywords is in your page title.Title tag must be less than 68 character and between the . Search engines put a lot of importance on title.Do not use in,and ,etc .. words in the title. If you’re not using keywords in your page title you’d better have a lot of links popularity to that page.You should write unique page titles for each page of your website and use the keywords for which you are optimizing your pages. There’s no need to include red widgets in the title for your blue widgets page though of course you should use the word widget.