It is a good omen, indicating that the dreamer will have an especially easy time succeeding in their endeavors in the next few days. In terms of financial luck, things will be quite good, with the possibility of increased income or even striking it rich.
Dreaming that someone else is selling something:
It means there will be opportunities presented to you.
Dreaming that a man is selling something:
It suggests a significant increase in income.
Dreaming that a woman is selling something:
It means she will unexpectedly receive a generous gift from someone else.
Dreaming that a woman is selling something herself:
It indicates that she will receive a generous return from someone else.
Dreaming that in a workplace setting, one is selling something:
It suggests a smooth career path, increased income, and successful business operations.