OnStartups
QuickSprout
http://www.quicksprout.com/blog/
SaaStr
forEntrepreneurs
https://www.forentrepreneurs.com/
CBinsights
https://www.cbinsights.com/newsletter
AllBusiness
Quartz
StartupManagement
TechCrunch
http://techcrunch.com/startups/
Startup Lessons Learned
http://www.startuplessonslearned.com/
LinkedIn Pulse
http://www.linkedin.com/today/
CrunchBase
CrunchBase Daily
http://static.crunchbase.com/daily/content_twitter.html
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Seth Godin
Both Sides of the Table
http://www.bothsidesofthetable.com/
LessAccounting
https://www.lessaccounting.com/blog/
Venture Hacks
Startup Funding Book
https://startupfundingbook.com/blog/
FreshBooks
http://www.freshbooks.com/blog/