Those all look like they were revived by different posters. One was a spammer.

Is this the same poster resurrecting ghost threads:

https://www.dcurbanmom.com/jforum/posts/list/90/857831.page

https://www.dcurbanmom.com/jforum/posts/list/375/1163331.page

https://www.dcurbanmom.com/jforum/posts/list/75/1168402.page

https://www.dcurbanmom.com/jforum/posts/list/30/1035057.page

These are not bumps from someone else looking to ask follow up questions but people responding to very old posts. Maybe they found these threads randomly through searches and don’t realize they are old but these seem to come in waves and I don’t get the motivation.