xero.txt
manual journals
https://central.xero.com/s/article/Add-import-and-post-manual-journals-AU
"A single journal for each day, different lines for each VAT %, territory etc"
https://www.flowrev.com/
deferred revenue
https://central.xero.com/s/article/Import-a-precoded-CSV-bank-statement
tcp.rip