photo by Carolyn Bertsch 4 Seasons Window, Carpet and Air Duct Cleaning employee Mike Backora, of Sartell, cleans rooftop windows Sept. 19 at the Central Minnesota Sexual Assault Center as part of the United Way Days of Caring Event. A total of 65 projects for 30 local nonprofits were completed by 500 volunteers and 1,507 hours of service with an estimated dollar value of $51,946.