1. Always, always, always get agree­ments about pay­ment in writ­ing. Make abso­lutely cer­tain said agree­ments include what will occur in the case of OVERTIME.
2. Make very cer­tain every body in the deal knows whether the fig­ures being ban­died about include or exclude GST.
3. Do not EVER work until 4 in the morn­ing for ANYONE ever again.