Essential Online Blog Reads 
Steve Blank
The Growth Guy
A VC
Begin the Begin
Ben's Blog
infoChachkie
Both Sides of the Table
First Round Review
Hacker News
How to Make it as a First Time Entrepreneur

Start & Grow

Startup Promotion
AngelList
Launch.it

Email Marketing
Mail Chimp
Constant Contact
iContact
aWeber

Product Demo Video Tools & Providers
VideoScribe
DunkTank
MyBrainshark
Apptamin
Swtitch Video
Grumo Media
Loose Keys
Piehole.tv
Explainify
FireStarter
Kasara
PandaMotion
NobleDigital
Thinkmojo
Epipheo Studios

Massive Open Online Courses (MOOCs)
Coursera
EdX
NovoEd
Iversity
Codecademy
Udacity
SkillShare