Boomerang – Use Boomerang for tracking your emails
Google+ – 13 Ways to use Google+
Goo.gl – Like bit.ly, allows you to shorten long urls
Google Adwords – create pay per click ad campaigns
Google Alerts – set up alerts to automatically notify you of different events, locations, people mentioned on the web.
Google Analytics – track the effectiveness of your advertising and more
Blogger – increased SEO with this google platform blog
Send Your Email to text – with this Google Chrome extension
Folio – another Google chrome extension that helps track transactions right in your Gmail
Google Dashboard – all things google in one place
Google Drive – in the cloud storage
Google Local Guides – Become a niche expert
Google Maps – create custom maps
Google Photos – Free storage and automatic organization
Google Tips – info and tips on Google’s apps and more