Linda and Richard are married and file a joint return for 2013. During the year, Linda, who works as an accountant for a national airline, used $2,100 worth of free passes for travel on the airline; Richard used the same amount. Linda and Richard also used $750 worth of employee discount coupons for hotel rooms at the hotel chain that is also owned by the airline. Richard is employed at State University as an accounting clerk. Under a tuition reduction plan, Richard saved $1,000 in tuition fees during 2013. He is studying for a master's degree in business. Richard also had $30 worth of personal typing done by his secretary at the University. What is the amount of fringe benefits that should be included in Linda and Richard's gross income on their 2013 tax return? $______________