sentences:  Although some domain registrars often make multiple attempts to notify a registrant of a domain name's impending expiration, a failure on the part of the original registrant to provide the registrar with accurate contact information makes an unintended registration lapse possible.Practices also vary, and registrars are not required to notify customers of impending expiration.Unless the original registrant holds a trademark or other legal entitlement to the name, they are often left without any form of recourse in getting their domain name back.