Selling gasoline suggests a period of lack of business progress if not actual reverses; plenty of patience will be needed.
To use the washroom in a gas station signifies a release from some current worries.
To run out of gas in your dream is an omen of opposite; you will be inspired and imbued with initiative and constructive energy. [1]
If the vehicle at the gas station has its gas gauge on empty, you’ve probably felt unproductive lately due to overexpending yourself. Conversely, an overfilled tank can reveal a hyperactive personality who never seems to run out of energy (See also: Bits, Car). [2]
Depth Psychology: The contents of the gas tank are what you need for financial security; a gas station is the place where you recharge your “batteries.” Maybe you’re running out of “gas” and the dream is reminding you to take some time off. [3]
2. Place where one thinks others can reenergize themselves. [7]
See also: Shell, Chevron or Mobile. [8]
A place where you can fill up with new energy. Taking a rest. [9]