I think its a good start. The thing about creating good modular sets is to make a solid set of modular pieces that you can do 80% of the work with, which, looking at your stuff for buildings now, I think you're headed in the right direction. Then, make one-off stuff to break up the modularity of it all with the last…
Update (Copy of latest post) Made a bunch of progress since I last posted here. Getting towards the end now, and I'm hoping for some feedback! Still got a bunch of stuff to finish as I'm sure you can see. It's my first 'sizeable' environment, and I'm using it to practice modular workflow and mesh paint. Here's some shots,…