>What is the significance of "@" when initializing the variable strConn?
>The code doesn't seem to work without it and I haven't seen it in other examples I've seen.
>>

string strConn = @"Provider=VFPOLEDB;Data source=
C:\Program Files\Microsoft Visual FoxPro 9\Samples\Data\testdata.dbc;";

It is a kind of replacement for escape sequence so you can easily write pathnames without having to double backslash everything.
http://msdn2.microsoft.com/en-us/library/362314fe.aspx