No. Carpet that is to be glued down must have a clean, smooth and sound surface prior to installation. It is necessary to remove the existing carpet before installing the new. Scrape away any old adhesives best as possible, vacuum, use a premimum adhesive or contact adhesive, and press the new carpet into the adhesive to get a good transfer.

Yes most carpet tiles available on the market are self adhesive or as the manufacturer's say "self-stick" tiles. They come in a great variety of colors and styles.

Acetone or mineral spirit.

Carpet is difficult to install yourself if you don't have experience. For best results, rent a carpet stretcher from an equipment rental store. For easier carpet installation, consider carpet tiles. These are squares of carpet with an adhesive back. Simply peel off the backing to expose the adhesive and place the tile on the floor. Carpet tiles can be installed over vinyl, wood or concrete. Special carpet tiles can be used outdoors on patios or sun rooms.

Warm the tape with a hair dryer or heat gun.When the adhesive is warm it comes off easier.