I need to improove the website by adding more information about our product

General information for the website: www.capitalcontrol.no we sell project management software
Kind of development: Customization of existing website
Description of requirements/features: The hopepage is www.capitalcontrol.no

General:
I have a design and some information. What I need is to make it much more professional by adding more information about our product, and how our product is different from other softwares. And in the end why the customer should want our service.

What I want:
suggestions of how the webpage can be improved by examples from other webpages. Most likely this will be from other software service suppliers. I would the like a rough estimate of how many hours you need to make each example.

What I do not want:
Complete new design. Lots of articles.
Extra notes: