On 31 December 2013 11:05, JayFollett <[email protected]> wrote: > I would like to add a column in the Individual Records window to shown > which > BMD certificates I have. In order to use an expression you need to tell us a little more of how you record the information that you have a certificate, do you use a source with a type or certificate or something similar, if so you can check the value of the source type using the contains function. -- Jane. Jane Taubman | www.rjt.org.uk | www.taubman.org.uk |www.fhug.org.uk