Sue Locksley owns Red Blouse Formal Wear, and has leased premises in a large shopping centre at an annual cost of $$23,800.$ Her monthly outgoings $($phone$,$ IT$,$ power and water$)$ come to around $$1150$ per month. Sue has employed four casual part$-$time sales assistants who work on some weekends and during the week in the busier shopping periods.

She is budgeting on a casual wages bill of around $$1600$ per week from October to March and $$1100$ per week for the rest of the year. Sue is planning to take drawings of $$1000$ per week for her wages.

Based on the excerpt, what items make up the monthly outgoing costs for Red Blouse Formal Wear?