Originally Posted by
bbdoc
My personal strategy is to organize my builder's time so that I can fo walls and defs at the same time. I usually manage to get a builder back every 48h, which is the time it takes me to fill in my storages with 8m gold. As far as my defs upgrade don't cost me 8m, I drop the remaining amount in walls, and start over with empty storages. This allows me to upgrade my walls while keeping my builders busy all the time. And sometimes, i just drop 8m in walls when doing an elixir upgrade or upgrading my heroes.