i have a complete “rushwear” style guide that should be very helpful to you! i have collected examples of what types of things to wear each day of formal recruitment. on the “nice scale” you want to look like you are dressed for a luncheon, reception, or a job interview. that’s the basic category/level of dressing. even when wearing a tee shirt and shorts, make them nice shorts and a clean and cheerful shirt! you want to present your BEST self every day, even at your most casual.
here’s the link to my rush style guide, which also includes great looks for chapter fashions and my recent Revelry Dresses product review: