Kurelis Interior Design (see problem 67) provides home and office decorating assistance. On average, their high-end customers spend $36,000 on interior design fees plus $186,000 for furniture. In normal operation an average of 2.5 customers arrive per hour. One design consultant is available to answer customer questions and make product recommendations.

The consultant averages 10 minutes with each customer. Compare the economics of remaining with one consultant (option one) or hiring a second consultant (option two) given the following information. The high-end customer does not like to wait, so customer-waiting time is valued at $5.00 per minute. Consultants are paid $25 including benefits. Use the Single Server Queue or Multiple Server Queue Excel templates as appropriate.