1. Yes
2. It works. Just that they have changed some security back in 2018 July, so now the field "From" in the email must be the actual email address that is verified on your Office365 account.
More explanation @Paul:
When the issue occurs, should see if restarting presence or lookup helps. If so - that is the issue and should be sorted. First need to ensure that that is the issue...
Hello!
You can mark it as closed as option. If document is connected with other documents you can not delete it so you will not be able to delete PO, as you will not be able to remove Goods receipt...