Another suggestion, find a wallow that bears are using, or a meadow where they are eating grass, skunk cabbage, wild onions, so forth. and use a climbin treestand, It's real tough to "cold call" a bear. They have the attention span of a ten year old boy. But if you find a spot where bears are feeding, or coming for water on a regular basis, you will have them. Just a fact, bears need water once a day. If its dry, water is a huge bear magnet.