You can also do that if you are rushing to get a plan created. This will make your job a lot lighter because with a template, you would just be filling out a form. No need to think that hard and you can also make sure that its content is complete. Since the person who made the plan previously have revised it several times, it is sure to be accurate.
To learn more about developing or using disaster recovery plan templates more effectively I highly recommend you read the white paper titled The Disaster Waiting to Happen: The 4 Biggest BCDR Mistakes People Make And Why They Cost So Much. You can get your copy while supplies last here Disaster Recovery Plan Template and you'll discover why Business Continuity and Disaster Recovery Planning remains such a hot topic in the IT infrastructure world today.