"After running Mark's Liquor for twenty years, Tom Kim sold it to a third party in anticipation of retirement before buying it back four years ago. The job is a time-consuming and challenging one, with sixteen-hour days and no days off, all while raising his kids. They had to deal with constant theft and robbery, and any losses would simply have to be written off. In the pandemic, Mark's Liquor adopted new strategies like offering delivery services to compete with other nearby convenience stores."