How do people feel when they land on your website? Are you making them feel like they want to do business with you?
The psychology of web design is ignored by most but when use correctly it can be your greatest weapon. Designing a site that resonates with your visitors can help create a feeling of confidence will go a long way towards convincing them you are the right choice.
For some web design psychology guidance take a look at this infographic from KISSmetrics.