The tree is dead, has declining health, is beyond repair because of storm damage, or is too close to buildings, utility lines, play structures, pools, etc. If the tree is leaning towards an obvious target, such as a house, driveway, patio, play area , or pool. When tree roots pose a threat to foundations, driveways, sidewalks, and underground utilities. Major landscape renovations that would either damage the tree or not match well with its location.