Are these sentences correct:
1-To begin with, there was only one house here.
2-To begin with, I bought a car. (meaning: At first I bought a car. The first thing I did was buying a car.)
3-To begin with, I served some salad. Then I served the main course.
"to begin with" is usually used when listing a number of things
1) to make a point or 2) to make a retort to an argument.
1) To begin with, he has no job. Then he was late for our date. Finally, he has no money.
2) To begin with, you should never have taken the car.