Yammer - Yammer is a leading enterprise social network used by more than 200,000 companies worldwide, including 85% of the Fortune 500, to get work done smarter and faster. Sign Up Today.
SaaS 1000 - Free exportable list of the fastest growing SaaS companies
MS SharePoint - Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint
Look at that SaaS - Inspiration and resources for SaaS founders
Communifire - Enterprise Social Collaboration Software
Inside SaaS Sales - 1000+ sales emails and voicemails from top SaaS companies