If you have an invoice with a specific due date, do you put it in an untimed calendar entry, or in your tickler file?
I have an invoice for 4 workshops that I will be attending in the future -- payment for each invoice is due at on a different day, sequentially. I am tempted to file it in the tickler for the earliest due date, pay it (via website), then re-file it in the tickler for the next due date.
However, since I am paying electronically, the paper is just a reminder -- so I could file it with my receipts and put the payments on the calendar on the dates they are due.
It might be a "six of one, half dozen of another", or there might be something that I am overlooking. I am trying to keep my calendar clean, which is why I'm leaning to the tickler, but ...