Buy Google Plus Ones – Express
Google +1 is similar to facebook likes. but google dominance in web search put it well above facebook likes.
When a user clicks on +1 button on your website. you get a link in his profile page which is usually PR7 + Google gets a hint that your website has something useful.
Google will give instant priority to your website on search made by contacts for the relevant search terms and later to everyone.
To add google +1 to your website, you just have to add few lines of code.
<!-- Place this tag in your head or just before your close body tag -->
<!-- Place this tag where you want the +1 button to render --></p>