Ahead of this year’s Nevada County Fair, which is set to be held Aug. 11-15, the Nevada County Fairgrounds will hold a Community Involvement Day on Monday in partnership with several local organizations. The event, scheduled for 1 to 6 p.m. at the Nevada County Fairgrounds’ Main Street Center, invites people to bring items to donate to participating organizations, and receive buy one, get one coupons for admission to the fair — or, donate blood with Vitalant, and receive a free admission ticket. If donating blood through Vitalant’s Nevada County Fair Blood Drive from 1 to 5:30 p.m. that day, it is best that people make an appointment, according to donor recruitment representative Gayle Graves. Appointments can be made by visiting donors.vitalant.org