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.

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.

The best cover letters I've read are from people who have a passion for my company, and can make that passion come to life on a page. The letters that make me say, 'Yes! This person really gets it.' Because, at the end of the day, I want to hire people who already get it. Most hiring managers do.

Understanding your employee's perspective can go a long way towards increasing productivity and happiness.

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.

Even your most talented employees have room for growth in some area, and you're doing your employee a disservice if the sum of your review is: 'You're great!' No matter how talented the employee, think of ways he could grow towards the position he might want to hold two, five, or 10 years down the line.

Thinking big is only one part of being a successful entrepreneur.