1
Choose something similar to this one. Of course, you don't want a flowered skirt. It's better to change it to a solid color. But not in black and white. It gives people a sense of vitality inside, and the white coat outside squeezes out the sense of immaturity.
2.
White shirt, black shorts and blouse with collar add a bright color, black and white, professional and classic. )
3.
(If the landlord is really young, just graduated or something. White shirts and candy-colored shorts will be a good choice.
Pure hands, hope to adopt, hope to help.