Check the weather; be prepared for being hot in the house, but pack clothes appropriate to season.
While in the house, all shorts/skirts must be knee-length or longer, even when seated. Be sure to check your shorts/shirts to determine if they meet this requirement.
All shirts must have sleeves, short sleeves are OK, tank tops are not. Graphics on clothing must be appropriate (i.e., do not depict sexualized or drug/alcohol content).
Work-out clothes for exercising, if you plan to do any while you are here.
All clients must sleep in some variety of shorts and t-shirt or pajamas. Slippers are to be worn while upstairs from bedroom to bathroom. Sandals must be worn with socks.