Industrial Tower Defence

Look around the map using the arrow keys on the map. Click on a spot on the map to build towers, build factories, or clear land. You cant build during a wave, so build your defence before pressing start. You, as a factory manager, have a rival, Evil Bob, whom is trying to take down all your factories. You can build a variety of towers, upgrade your technology, or build more factories. Can you prevent Evil Bob from destroying your career