Software optimize  10 tips for using wildcard characters in
Microsoft Access criteria expressions  Wildcards come in handy
when you need to locate records with similar data or you're
trying to track down a specific record based on limited
information. But if you don't use the right wildcard characters
the right way, you could wind up with the wrong data--a
potentially app-corrupting nightmare. These tips will help you
wield wildcards more effectively.  This article is also
available as a PDF download.  A wildcard is a special character
that can represent one or more characters in a text value. You
can use wildcards to find many records with similar, but not
exactly the same, information. You can also use them to look for
a specific record when you can't remember enough information to
retrieve just that one record.  The ability to find and retrieve
data easily is great, but use wildcards cautiously. If you use
the wrong character, a query will almost certainly return
erroneous data. If you're not lucky enough