**** These terrain types block DirectLineOfFire(DLOF) : TOWN/PORT, FOREST, BOCCAGE, MOUNTAIN* Some terrain types avoid enemy spotting into from a given distance* a) ground units cannot spot into FOREST from distance >1* b) ground units cannot spot into TOWN/PORT, BOCCAGE, MOUNTAIN from distance >2* c) air units cannot spot into TOWN, FOREST from distance >2* and these terrain types: TOWN/PORT, FOREST, BOCCAGE, MOUNTAIN block ground units spotting beyond them***