Selected answers from the Dumb SEO Questions Facebook & G+ community.
Michael Martinez: It gives you access to a keyword research tool. If you`re stuck for unpaid optimization target ideas, you can at least get some ideas from Google`s keyword research.
Becky Westmoreland: There can be value in using paid to see if a set of keywords has value for your business before you invest in organic. And as Michael mentioned keyword tool. But no causative relationship
Ata Ur Rehman: Personally I believe that PPC helps you a lot, most of the cases that have seen in most of them what have seen is that by the help of PPC if you start to get a lot of traffic. So Google keeps track of a lot of things and one of that is the bounce rate as well and the people who are coming to your website Google keep track of their search history as well so there are a lot of things that keeps on coming to your websites and Google do really considered those traffic when the website is getting a lot of traffic
Johnny Cooley: Seo can use ppc to test new keywords or topics, and see if traffic from those perform as wished, before starting a deep seo Campaign with content creation. Ppc allow us to test keywords, splittest keywords, test conversion funnels from search aso before spending energy and money on seo work