[Q]: Objective: How to clean a leather couch.
[A]: Create a cleaning solution by mixing equal parts of water and white vinegar. Dip a soft cloth in this solution and wring it out so that the cloth is damp. Wipe the entire sofa with this cloth while rinsing the cloth in the cleaning solution when necessary. Dry the sofa with a clean towel.

[Q]: Objective: how to start a car.
[A]: depress the break and hold throughout the following procedure. make sure the vehicle is in park or 'P'. place the key in the ignition. rotate the key clockwise until the starter engages. hold the key in this position until the engine turns on and runs. release the key and the engine should idle on its own. release the break

[Q]: Objective: How to prevent a nail from growing into skin?
[A]: When you prepare to cut the fingernail, make sure that you cut on an angle near the corners so the edge of the nail is rounded

[Q]: Objective: how to put in contacts?
[A]:
make sure hands are clean and remove one contact at a time from the case or package. Put it on the tip of your finger and carefully place in eye while holding your eyelid open with the other finger.