Use a permanent email signature so that each of your emails conclude in exactly the same way. Use the Open Sans 9 pt font for this purpose. The Open Sans 8 pt italicised font should be used for the disclaimer (‘This message and ... delete this message’).
Text for signature
< Name > | < Job title> | < Department > | Radboud University | P.O. Box 9102, 6500 HC Nijmegen | 024 - 361 23 45 | www.ru.nl
This message and any attachments are exclusively intended for the addressee(s) and may contain confidential information. If you are not the addressee, you are not permitted to replicate this message or its attachments and you may not show or distribute these details to third parties. We ask that you immediately notify the sender by return message and delete this message.