Which Pond liner is the best?

Pond liners are made of many different materials. Some are Rubber, Epdm, plastic, PVC, reinforced polyethylene or reinforced polypropylene. Then you have to decide what mil, thickness or or ply you want. Not only are there different types of pond liner to choose from, there are thickness options, size options, the option to bury or not bury your liner, the choice of doing it yourself or to hire someone to install the