Number The name or number of this resource. You can enter up to 20 characters. APM automatically enters the next number in the sequence, but you can change that to another number or to a name. For a trade, you will usually delete the number and enter the trade name. For other resources, you can keep, change, prefix, or suffix the number as required. If this box is left blank or if the ID is not unique, an error message appears when you try to save the resource. See Also