Couple Living Together Proper Way To Send Card My Boyfriend And I Live Together, Have For Several Years, And Send Out Birthday And Holiday Cards As A Couple.

My boyfriend and I live together, have for several years, and send out birthday and holiday cards as a couple. - couple living together proper way to send card

What is the best way to put the return address sent things that we at the same time? We welcome Sharon Smith and Wesley Peterson. Should I:

Smith - Peterson
123 Jones St
NY, NY

or

Sharon Wesley
123 Jones St
NY, NY

or

Sharon Smith and Wesley Peterson
123 Jones St
NY, NY

or

123 Jones St
NY, NY

Which, as "appropriate" to do so?