The template system is very easy to modify.
Masses of available styles allow different look and feel. The installation is for dummies. I was absolutely new to php and MySQL, but the script was running within less than 10 minutes after the download.
Everyone who ever wanted to run a directory or just experiment in getting one on-line should choose SOBI2 as their first option. This component attracts all levels of users from beginners to advanced programmers. The support at http://www.sigsiu.net/forum is second to none.