Waste bag use methods and apparatus

A method for using a dumpster bag, the bag comprising:

• a flexible bag member including a bottom and a sidewall structure extending upward from the bottom to a rim;
• and
• a plurality of loops,
• the method comprising:
• engaging a hoist to a group of the loops;
• using the hoist to lift the bag containing contents;
• releasing the hoist from one or more of the loops of the group while leaving it engaged to one or more others of the group of loops;
• and
• using the hoist to again lift the bag by the one or more others to discharge the contents from the bag,
• wherein:
• the plurality of loops comprises:
• a plurality of upper loops;
• and
• a plurality of lower loops;
• the releasing is releasing from the upper loops;
• and
• the again lifting comprises lifting by the lower loops.