DSA Help Pages
For information on technical queries regarding DSA products please click on the links on the left hand side of the page.
If you have a technical query regarding DSA DVDs or CD-ROMs that isn't answered in either of the dedicated help pages then please contact the Customer Services Technical Helpline on+44 (0)870 241 4523 or by email at firstname.lastname@example.org
If you have a more general query about a DSA product then please contact Customer Services by telephone +44 (0)870 600 5522 or email email@example.com. For data security purposes, please do not submit any credit card details in email correspondence with TSO.
The Customer Service Centre is open from 08:30 to 17:00 Monday to Thursday and 09:00 to 17:00 (BST/GMT) Friday. Telephone calls may be monitored or recorded for training and quality purposes.