Cash mobs have been showing up at businesses in Washington, Columbus Junction and Fairfield thanks to Washington State Bank. The bank selects local shops and restaurants and then coordinates people going to the business to shop or eat at the same time to boost the company and the bank provides vouchers to go along with the sales. Thursday the group could be seen cash mobbing RePurpose It and Pizza Hut in Washington. Ashley Hartzler with the bank shares the bank has more planned throughout the summer, watch their Facebook page for more information. Hartzler explains the purpose is to support local businesses.