What File Server Setup Would You Recommend For My Small Business?

Firstly I am a bit clueless when it comes to computer networking, so baby steps answers would be greatly appreciated.
I run a small resourcing company consisting of 2 people, and looking to expand to 5-6 in the next year. We will all be using normal laptops or desktops running either Windows XP or Vista.
I am [...]

How To Set-up A Secure Network And Connection Between Multiple Business Sites?

We are a small business that needs to integrate multiple (4) sites across the US. We are implementing a new CRM/ERP system that I would like my employees to access. Currently the CRM would run on a dedicated server at one specific site (thus securely available to all those network users), but the other three [...]