How to address envelopes with attn<br>Write " attn " followed by the name of the recipient. The " attn " line should always appear at the very top of your delivery address, just before the name of the person you're sending it to. Use a colon after " attn " to make it clearly readable.
It became common to address envelopes with attn in the 1990s.
( z1 become :ARG1 ( z2 address :ARG1 ( z3 envelope ) :instrument ( z4 attn ) ) :ARG2 ( z5 common ) :time ( z6 date-entity :decade 1990 ) )