if you provide a submission whether by email or otherwise you agree that it is non confidential unless couchsurfing states otherwise in writing and shall become the sole property of couchsurfing. couchsurfing shall own exclusive rights including all intellectual property rights and shall be entitled to the unrestricted use and dissemination of submissions for any purpose commercial or otherwise. you acknowledge that couchsurfing is not obligated to provide acknowledgment or compensation to you in exchange for submissions.
if you offer suggestions to the service they become the owner of the ideas that you give them.
If you offer suggestions to the service, they become the owner of the ideas that you give them
Couchsurfing becomes the owner of ideas you give them
{'couchsurfing.org'}
"If you provide a  Submission, you agree that it is non-confidential (unless CouchSurfing  states otherwise in writing) and shall become the sole property of  CouchSurfing."