Lock domain name is a security feature is important because it prevents the domain name be transferred to another domain name registration without the consent of the subject or the registration is maintained. Set a course there are other effects on your domain name as follows:

1. Information and name server's domain name will not be edited.
2. The domain name transfer request will not be allowed.
3. Move this domain (in a client's account) will not be implemented
4. The domain name can not be removed.

If you want to perform these tasks will have to unlock the domain name