You Can Signal Your Expertise Over an Area of Culture

You can signal your expertise over an area of culture such as wine by

A) demonstrating your knowledge of the smallest kinds of differences between elements of it-for example, by detecting the differences in kinds of closely related wine
B) including stocks in your stock portfolio that relate to vineyards
C) purchasing credentials, even though you didn't earn them, such as bribing a judge in a wine competition
D) appointing yourself with a title that indicates your expertise, even if others do not recognize it