starting point;  starting line
 landing place (for aircraft);  common ground;  compromise;  agreement
 turning point;  turnaround point (e.g. in a race);  turning back point
 landing zone;  point of landing
 blocking point;  point of blockage
 point-to-point connection
 accident risk location;  place where one should pay attention (e.g. where two lanes merge)
 accident-prone zone;  accident blackspot