When hanging pictures, what is the recommended amount of slack needed for the picture wire? What factors should be taken into consideration when selecting the amount of slack?When hanging pictures, it is important to get the right amount of slack for the picture wire. Too much slack can cause the picture to become unstable, while too little slack can make it difficult to remove the picture from the wall. Factors to consider include the size and weight of the picture, the type of wall, and the type of picture wire. Additionally, it is important to consider the height of the picture, as this will affect the amount of slack needed. By taking all of these factors into consideration, you can ensure that you have the right amount of slack for your picture wire.