The DDMC enjoys a good relationship with most of the major ferry operators and has obtained good discounts from them. The discounts available differ according to which company you want to travel with.
Some companies also have differing booking procedures.
If you are not in the RAC already please contact the DDMC office for an application form. On the other hand, if you are already an RAC member but would like to renew your membership through the DDMC, please ask for a transfer form. RAC Response is the only level of RAC cover on which you do not get a discount. The reason for this is that Response is already heavily discounted. Every level of RAC cover, including Response, that you join or renew via the DDMC means that the Club benefits.