The business failed ... (complete it stating that the cause of its failure was its poor location)
...
The heavy snowfall was [because of/due to[ El Niño.
The heavy snowfall was due to El Niño.
I need an umbrella .... the rain.
I need an umbrella because of/due to the rain.
The event was canceled [due to / because of] the snow.
The event was canceled because of the snow.
[Because of / due to] the delay, meals will be provided for free to all passengers.
Both are grammatically correct.
The crash occurred [because of/due to] the erratic nature of the other driver.
The crash occurred because of the erratic nature of the other driver.
[Due to/because of/since] the effects of El Niño, the snowfall was heavy.
Due to the effects of El Niño, the snowfall was heavy.
The business’s failure was [due to / because of] poor location.
The business’s failure was due to poor location.
They won the tournament. (use 'since' or 'as a consequence of' to complete the sentence saying that they were better prepared
Since they were better prepared, they won the tournament./ As a consequence of being better prepared, they won the tournament.
The crash was [because of/due to] the erratic nature of the other driver.
The crash was due to the erratic nature of the other driver.
The cancellation was [because of / due to] the rainstorm.
The cancellation was due to the rainstorm.
The company’s failure was [due to / because of] poor location.
The company’s failure was due to poor location.
Her headache was [because of/due to] the noise coming from upstairs.
Her headache was due to the noise coming from upstairs.
The snowfall came [because of/due to] the effects of El Niño.
The snowfall came because of the effects of El Niño.
She won the competition [because of / because] her excellent strategy in the match.
She won the competition because of her excellent strategy in the match.
The company failed [due to / because of] its financial crisis.
The company failed because of its financial crisis.