Whilst it has always been denied that paying for google adverts to promote your site has any effect on the natural organic search engine placement, its widely agree that this may not be the case.
Why does Google adverts help Organic SEO?
It can be argued that just buy paying google to promote your site they add some sort of weighting to your search engine placements, but you have to consider other factors may be in play. For example, the increased traffic to your site may help the algorithms recognise your site, thus helping organic performance.
The increased traffic will also create brand awareness, resulting in return visitors, even when Google Ads are not running.
Increased back links from google adverts
A secondary factor when running google adverts is that other sites may choose to link your content, creating valuable backlinks and helping grow your inline presence.
Conclusion: Can google adverts help organic SEO?
The official answer is technically no, but there are sever knock on effects that can ultimately help boost your organic listings, therefore its recommended to review the costs of advertising Vs traditional organic SEO promotion.