Launching a start-up, you need to get a lot done quickly. Every day is different. Everyone pitches in with everything. It's easy for the founding team to say, 'We're flexible. We all help out with everything!' But when it comes to making decisions - that flexibility can spell inefficiency and disaster.

One of the top causes of startup death - right after cofounder problems - is building something no one wants.

Get your product in front of actual, living, breathing strangers. Your college roommate's approval does not mean there's market demand.

When you start a new company, you have to do it all. Yes, all of it.

For those working menial jobs or putting in 100-hour weeks for corporations, the lure of starting your own business can seem like a great way to get more flexibility, upside, and ownership.

Keeping a 'CEO blog' or 'founder's blog' can be a great platform for engaging your users in a nontraditional way, reaching people outside of your product pitch and building rapport without selling them anything except a belief in your ideas.

My first company failed completely. And it failed at about ten months old. I had about 12 months of savings, so when it failed I was thinking: 'Do I go back to work?' And at that point I believed so deeply in what I was doing that I couldn't imagine anything else other than trying to make this business work.