"Mr. Charles Leadbeater coined the term 'Thin Air' business in his article published in the year 1999." What does this mean?

people in the business of air bottling plant people make money by producing something which cannot be touched, felt, weighed or measured like consultants, lawyers. people who work in airlines. people who work in factories.

people make money by producing something which cannot be touched, felt, weighed or measured like consultants, lawyers.