Thank you very much for your words. We do our best to deliver first class products and services for our customers.
As for Sitefinity, we plan a lot of new exciting things and I am sure you will like them as they are oriented toward even more rapid web applications delivery. The release is coming on March/April this year and here is a link with further details (link here
As per your question, the best way is to deploy Sitefinity on a server. This will allow the other people to see the pages and work with the CMS as long as they can access the pages via the web. If you are in the same network, he/she will be able to access the website by something like: http://robert:6060, where robert is stands for the name of your computer in the network and 6060 is just a port number. You can pick any else as long as you configure it from IIS.
Here is an introduction on how to do it:
Please take a look and let me know on your thoughts.
P.S. The standard way giving just a few files would not work as Sitefinity need all of its components (database and files) to be able to generate pages.
Do you want to have your say in the Sitefinity development roadmap? Do you want to know when a feature you requested is added or when a bug fixed? Explore the Telerik Sitefinity CMS Ideas&Feedback Portal
and vote to affect the priority of the items