Missing speed limit:
100
This error is submitted from Navmii GPS.

It looks to me as though a wheelmap user has confused the cycle rental station with the square of the same name, and a subsequent, new, user has compounded the error by adding additional tagging that applies to the square as a whole. As that user only made two edits, it is not worth starting a changeset discussion.

Private house access (way #246246572 )

Private house access (way #474112033 )

Private house access (way #145087718 )

no right turn from here in to Collins Street

The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground. User comments: "I added it to the wrong address" (OSM data version: 2017-03-06T16:48:02Z) #mapsme

Other:
Speed is 60
This error is submitted from Navmii GPS.

Can someone confirm and add if this is 35?