Drop me a PM if you have one for sale.

It would usually mean including 31st.Grover wrote: ↑Mon 31 Oct 2022, 3:38 pm https://twitter.com/petshopboys/status/ ... YKMEiYLUBg
I am not a native English speaker, so I wondered what the ‘by Oct 31st’ means? So I know if I can still send a letter today, Oct 31st?