Lack of fuel .
Shorted voltage regulator,
Get a new car dumb dumb!!!!
"Disturbia" with Shia LeBouf
Possibly a bad alternator or battery.
Either it starts and dies, or it will not crank.Either it starts and dies, or it will not crank.
If you have power enough in your battery to start the car, then this is not the likely cause. Maybe the carburetor is in need of a proper rinse.
What kind of car? Probably fuel filter not pump.
Bad battery, most likely.
More info. What kind of car ?
sounds like an immobilizer fault or the battery in your key is faulty
If the theft system light is flashing...try to start car,when it starts and then dies,leave the key on for about 10 mins. until it stops flashing.Turn key off,Now start the car as usual.