at one's door
at one's door or at one's doorstep {adv. phr.}
1. Very close; very near where you live or work.
Johnny is very lucky because there's a swimming pool right at his doorstep.
Mr. Green can get to work in only a few minutes because the subway is at his door.
2. See: LAY AT ONE'S DOOR.
Categories:
Source: A Dictionary of American Idioms