📄️ Double entry
What the panel checks before it accepts a document, why it refuses posting, and where you see the entry it generated
📄️ Document lifecycle
How document states work in POSfix — Draft, Posted, Deleted — and the difference between accounting documents and standard ones
📄️ Subconto
What subconto are in POSfix and how they add extra detail on accounts
📄️ VAT Moldova
How VAT works in Moldova — rates, input and output VAT, filing and GL accounts
📄️ Tax obligations
The four screens you use every month — Fiscal Calendar, Salary Calculation, Reports, Accounting Periods — and what you fill in by hand on each