Provide advice on how to accomplish the following goal. Give ONLY the advice, no other words or explanation.
For example:

Answer: <advice, as short as possible; a single sentence!>.

Goal: How do I get a can of tuna open that doesn't have a tab?
Take a can opener and attach it to the can before turning the knob to cut the lid of the can.
Use a can opener on the side of the can.