Original sentence: Prior to the existence of Wenatchee Valley Mall, the site was occupied by a strip mall known as Eastmont Shopping Center, which featured Sears, Schneider's Department Store and Eastmont Pharmacy
Edited sentence: Prior to the existance of Wenatchee Valley Mall, the site was occupied by a strip mall known as Eastmont Shopping Center, which featured Sears, Schneider's Department Store and Eastmont Pharmacy.So far they are doing wonderful