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.
Always make sure to use white envelopes.
( z1 ensure :ARG0 ( z2 you ) :ARG1 ( z3 use :ARG0 z2 :ARG1 ( z4 envelope :ARG1-of ( z5 white ) ) ) :time ( z6 always ) )