Costco is enhancing its value proposition for its most loyal members by introducing two significant benefits exclusively for Executive Members.

Guests can charge their Teslas while getting 'epic bacon' and tuna melts carhopped to their vehicles, and other unique quirks we learned at the opening of Elon Musk's new Tesla Diner in Hollywood.

An unexpected new perk at some Costco stores has left shoppers divided. Executive membership holders have found themselves ...