PLMK Please Let Me Know
At the end of an email.
Type PLMK for Please let me know
Please let me know. Pronounced "plimk". Hipper version of rsvp.
Variant: "lmk" which is "let me know" but harder to pronounce and less polite.
Are you free for dinner on thursday? Plmk!
Plmk if you are the angel who saved the boy from the burning deck.
LMK if you are the mailman the dog attacked.