Due to major problems with one of our desktops, I donated my main XP desktop to the COO and I decided to use the Ubuntu file server as my desktop for a week just to see.
Read it here
The whole apt-get/Synaptic system for installing apps is very easy to use but was required constantly for days as I found (once again) almost nothing installed by default. Call me lazy and clueless but on Fedora, I always clicked the install everything option, just in case. So I added mail, DNS, Samba, development tools etc etc. Then I realised I had almost no multimedia stuff so there was a round of that too.