Linux Office Servers
By utilising a server running linux in your office you can share files over the network, over the web, run intranet services internet services and much much more. Linux is free scalable and very very reliable.
Typical services Offered
Apache2 The Worlds Most Popular Webserver
Postfix A Scaleable Secure Mail transport Agent
Mysql A Free SQL Server
Samba A Free Implementation of SMB LANManager (Windows File Services)
Bitcoop recommend Debian Gnu/Linux and Centos Gnu/Linux.