[Infohubs]

Hi Cerise -- I added the Zindra hubs and am working on compiling a list of the former TSL hubs. Thanks for your suggestion!

[Shared Media]

Thank you both for your help with this! I've updated the external links & eliminated the redundant internal ones (which seem to be the result of merging two separate articles at some point in the past).

[Joining and participating in groups]

Thanks Irene -- I fixed the link. In the process I found some other screwy links & fixed those, too.

[Billing]

Thanks Cybin -- I incorporated your comment into a note under the first heading. I hope this does the trick!

[Age-restricted content]

Thank you very much for your input, Irene. I think that by taking your suggestion from #2, I've also addressed the query in #1. Please let me know if you think something is still unclear.