haaa would that be me 
(Freeware no google imagery) Southampton improvement add-on build 3 out now - #7 by DORRAGER
I am planning to go round to Portsmouth docks next just having a little break from editing as it gets addictive and time consuming.
I will say there isn’t much that I can do to fix the issue with photogrammetry buildings, I know how to fix blob tree’s but that can only be done if its not near any photogrammetry buildings that would get flattened.