Sure, it's fun to chat with people with interesting backgrounds who seem to have a passion for your company. But a job interview is not a friendly chat. You need to determine whether candidates, can they really do the job. So ask them to prove it.

We knew when we started the Daily Muse, we wanted a recruiting-focused business model rather than an advertising-focused one. We felt like publishers were being forced to go to more and more extreme lengths to monetize through advertising.

Sure, it's fun to chat with people with interesting backgrounds who seem to have a passion for your company. But a job interview is not a friendly chat. You need to determine whether candidates, can they really do the job. So ask them to prove it.

If you're able to arrange a trial period with a new hire, do it. It will give both of you a chance to make sure the position is a good fit - and can help you avoid being in the awkward situation of wanting to fire someone three or four weeks in.

What do I want to do with my life?

Sure, you're an intelligent and highly capable individual, and you are learning a lot on the fly as you build your company. But you also need to come to terms with the fact that there are things you have chosen not to be an expert in.

So many of my rookie mistakes could have been avoided by first-hand exposure to other, more experienced technology entrepreneurs.