Got an e-mail from SE after sending up a letter:
Hello and thank you for your GM call.
We sincerely appreciate your desire to share your concerns regarding a Game Master's conduct, and we apologize for any inconvenience this has caused you. Based on the provided information, we will be reviewing the behavior of the Game Master in question, and we will be taking the necessary actions to correct and resolve any mistakes that were made on their behalf, in addition to taking the necessary steps to prevent any future mistakes from happening.
In regards to your inquiry about the Party Finder function policy, comments are allowed to be posted as long as they do not contain or promote any material that is in violation of the FINAL FANTASY XIV User Agreement. For further details regarding the FINAL FANTASY XIV User Agreement, as well as a list of Prohibited Activities, we recommend consulting the SQUARE ENIX Support Site at:
https://support.na.square-enix.com/rule.php?id=5382
We take these concerns very seriously, so we appreciate you contacting us about this matter. Should you have any further concerns, please do not hesitate to contact us and we will be glad to assist.
Thank you for your patience, and best wishes to you.
FINAL FANTASY XIV Game Master Team