Originally Posted by WEREX

Been trying to use a 7-nigth travel package certificate which I got from Marriott at the beginning of August 2018 and I have been having trouble using it. I want to to use it for Sheraton Cat.4 hotel ... unsuccessful.
The helpline associate said it is impossible to attach the certificate specifically to Sheraton on their system due to fact that the merging process is not over yet and Sheraton is STILL not on their system. In reply to my question "When it could be done?" , the answer I got was "How do I possibly know!?".
Any thoughts on that? I need to book the nights asap.