To use a library effectively, one must first have a valid library — choose —. This card grants access to the physical collections and online — choose —. Upon entering, use the — choose — system, usually a computer terminal, to locate specific items. Note down the call — choose — and section. Once the item is found, proceed to the circulation — choose — to check it out. Remember to return items by their due — choose — to avoid fines and ensure others can use them.