Use Google Apps for Domains for your email and calendar. No need, IMO, to run your own mail server. We are currently 10 employees and have no physical servers.

Use Google Apps for Domains for your email and calendar. No need, IMO, to run your own mail server. We are currently 10 employees and have no physical servers. We have 1 Linode that is our build server and source repository, and we use Google Apps for everything else. Source control: Subversion hosted on a Linode we manage Email and calendaring: Google Apps for Domains Online meetings: GoTo Meeting or WebEx Conference calls between < 5 people: Skype Web server: Hosted on a Linode we manage Build server: Hosted on a Linode we manage Internet, White Boards, Printers, Network: We get that from the office we share