Your front brake rotors are warped. They need to be removed and turned true on a lathe. Many auto parts stores offer this service.
It would be the rubber pad that sits on your brake pedal. Unless they were referring to brake pads, which are the pads which enables your vehicle to stop by pressing the brake pedal.
brake switch located on the top of the brake pedal
Usually that would be caused by a faulty brake light switch connected TO the brake pedal. If the brakes work the pedal is probably ok.
Check the switch adjustment on the brake pedal arm.
It should be on either the pedal shaft or the pedal frame.
out of brake fluid?
It is above the brake pedal not under it. Follow the brake pedal bracket all the way up and you will see the brake pedal switch.
if brake pedal is soft , either there is air in the system ,a brake fluid leak, or brake linings and pads are worn allowing the pedal to travel to far if there is a fluid leak, this can usually be found by getting under vehicle and looking at inside of wheels for brake fluid
Just above the brake pedal, on the mounting bracket that the pedal pivots on.Just above the brake pedal, on the mounting bracket that the pedal pivots on.
A dashboard light appearing when brake pedal is depressed usually means brake fluid is low.
to the left of the brake pedal
And why in the world would you want to do that, as the rear brakes which are operated by the parking brake are already activated by the brake pedal. Do not even think of doing this.