[GNC] Accounting for GST in Australia

[flywire]

Let's just enter that transaction.

Following:
* https://wiki.gnucash.org/wiki/Quickstart_Australian_BAS#My_Tax_Tables
*
https://wiki.gnucash.org/wiki/Quickstart_Australian_BAS#How_do_I_record_complex_business_transactions.3F

It's always fiddly and there's no free ride. It's similar for grain sales
too.

Are auto-generated GST calculations available for cash accounting
without Accounts
Payable/Receivable?

09/10/2020                        Complex Sales
Asset:Bank                              1808.20
Income:Sales:Ewes                      -1050.00
GST:GST on Sales                        -105.00
Income:Sales:Lambs                      -922.00
GST:GST on Sales                         -92.20
Expense:Sales Fee:Commission              98.60
GST:GST on Purchases                       9.86
Expense:Sales Fee:Transaction Levy        10.00
GST:GST Free                               0.00
Expense:Sales Fee:Yard Dues Sheep         18.00
GST:GST on Purchases                       1.80
Expense:Sales Fee:Yard Dues Lambs         23.05
GST:GST on Purchases                       2.31
Expense:Sales Fee:Cartage                140.00
GST:GST on Purchases                      14.00
Expense:Sales Fee:Insurance               39.44
GST:GST on Purchases                       3.94