MOSS and Email in a VPC without Exchange
A colleague of mine has detailed an excellent method of setting up email within a single VPC environment without requiring exchange (as we all know exchange takes over the SMTP service, and hence MOSS can't co-exist with exchange - there are email related problems since MOSS likes the local SMTP service itself !).Check this link out for further details.
Validating SharePoint Filenames
I've developed various solutions to this in various SharePoint projects, but I found a nice neat solution from Mad's thoughts. Find it here: http://weblogs.asp.net/mnissen/archive/2005/11/17/430785.aspx