Why risk it? Check out a complete description of Google-approved SEO techniques at Webmaster Guidelines. Google's Webmaster resources are the go-to place to learn Google white hat SEO practices.
Should You Implement White Hat SEO Methods?
Definitely! Implementing White Hat SEO practices is the best way to create an ethical, sustainably successful website and business. Does this mean you can't use automation in your search campaigns? Definitely not!
WordStream has the best of both worlds: intelligent, cutting-edge automation that makes it easier to rank your site, as well as tools like an SEO keyword tool that enable you to observe Google's guidelines