Frequent the most fashionable places, enjoy the company of fatuous people who are impressed with you and use your social cachet as their own, or vice versa.

$$: None. Being a boulevardier is an ancillary bullshit occupation that must feed off a core job that produces income. The premier boulevardier of our time, George Hamilton, acts to support his tan and his bon vivant lifestyle; his activities as a boulevardier in turn enhance his chances to obtain appropriate roles satirizing himself.

The upside: Barry Diller always says hello.

The downside: Secret knowledge of one's own fatuosity.

The dark side: Skin cancer.