Excluding the bookServices web site from SharePoint manager
was a mandatory step if you were using WSS 2.0. The default in WSS 3.0 is to
exclude all sites by default. See the following snapshots to see this.
Figure 13
On the top tab, select application settings.
Figure 14
Now under the SharePoint Web Application Management group,
select the Define managed paths option.
Figure 15
As you can see, there is no option to EXCLUDE the web site.
Figure 16