BEAVERCREEK — Pets Supplies Plus is marking its territory in Beavercreek.The chain opened a new store Saturday on Pentagon Boulevard. The special grand opening celebration included free nail trims and free food. The first 50 customers in line also received gift cards.Its a beautiful place. Its good for the dogs. Its close to where I live so it’s convenient, shopper Hector Santiago said.They’re continuing the festivities Sunday. The first 50 customers in line will receive free dog food.