If you can do something more efficiently (BETTER, FASTER, or CHEAPER), you will be able to LIST your skill(s) or talent(s) here for the world to utilize.
Transportation. What if Uber and Lyft did not keep a portion of every transaction? What if no means of every means of transportation (aerial, sea, etc.) did?
Lodging. What if Airbnb did not keep a portion of every transaction? What if no means of lodging did?
Education. Can you teach, tutor, mentor, train, peer review, or edit more efficiently?
Pets. Can you training, groom, walk, or watch/sit more efficiently?
Fitness. Can you coaching, train, compete, or play more efficiently?
Entertainment. Can you produce, write lyrics, sing, play an instrument, film, speak, or record more efficiently?
Automotive. Can you change oil, change/rotate tires, repair, or customize vehicles more efficiently?
Financial. Can you advise, consult, complete taxes, or trade stocks more efficiently?
Legal. Can you defend, prosecute, or advise/consult more efficiently?
Labor. Can you photograph, landscape, babysit, install/fix air condition/plumbing, or work more efficiently?
Leisure. Can you rent out your boat, vehicle, motorcycle, or any unused leisure equipment (i.e. golf clubs, bicycle, scooter, dirt-bike, etc.) more efficiently?
These are just several examples of how you will be able to make world how it ought to be (more efficient).