I went through the other scenarios quite smoothly. "Day on the beach" was a walk in the park but "Breaking the bank" proves to be a tough nut and I don't see what I am doing wrong or what could I do better.
The main problem is that my infantry when it assaults a building gets instantly slaughtered by enemies hiding in the next building. I usually use the assault command to clear buildings. In most cases when I place infantry in buildings they are quite resilient to enemy small arms fire but