Okay, I have never worked for Marc but I just finished reading his book Behind the Cloud (on the recommendation of my colleague Dharmesh Shah) on the story of Salesforce.com.   In the book, Marc shares several pieces of advice that should be useful to any growing B2B SaaS based start-up. 

A week ago, I started a new job at Hubspot, a startup based in Boston.  I was excited to hit the ground running but wanted to make sure I didn't screw up in a major way the first few weeks.  (I say "major" as I've accepted the fact that I will make several mistakes and pray that they are minor).  Having not been much of a business book reader in the past I wasn't sure where to seek advice but some Amazon reviews indicated  Right From The Start (Ciampa, Watkins) was decent. 

The advice in the book that I found most useful, at least in the first 80 pages or so (at which point I remembered why I don't read self-help business books and switched to watching random bad TV), was essentially: