I am the assigned Gen-ART reviewer for this draft. The General Area Review Team (Gen-ART) reviews all IETF documents being processed by the IESG for the IETF Chair. Please wait for direction from your document shepherd or AD before posting a new version of the draft. For more information, please see the FAQ at . Document: draft-ietf-extra-imap-objectid-06 Reviewer: Pete Resnick Review Date: 2018-07-27 IETF LC End Date: 2018-07-13 IESG Telechat date: 2018-08-02 Summary: Ready with Nits Major issues: None Minor issues: None Nits/editorial comments: Thanks for the changes responding to my review. Good work. §5.2, ¶6: OLD THREADID is optional, if the server doesn't support THREADID or is NEW THREADID is OPTIONAL; if the server doesn't support THREADID or is §5.2 ¶7: Not clear to me why the THREADID and EMAILID can't be the same. I assume given the MUST it's going to be some sort of interoperability problem, but it does seem odd. But don't change it on my account. §8.2 ¶2: s/backend object collide/backend object identifiers