I've completed a second semi-detached house. This will probably be the last 15mm-scale building with interior detail that I do for a while. Due to the extra time it takes to construct & paint internal stuff, & the fact that it's not really needed in the Force on Force rules (& flat Middle Eastern roofs are handy for miniature placement!), I'll be bulking-up my collection with some simpler single-piece buildings.
Below are views of the 1st floor & ground floor: