The help library.
Plain answers to Aussie money questions, with the maths shown and free official links.
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Try BAS, HECS, rego, offset or three-pay month. Not finding it? Pick one of the topics below.
Topics
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Sole traders and ABN
8 articles
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Tax time
4 articles
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Budgeting and pay day
7 articles
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Couples and families
6 articles
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Landlords
5 articles
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Tools and calculators
Coming soon
A tax set-aside calculator is on the way. Until then, every sole trader guide shows the sums step by step.
Start here.
- How much tax should I put aside from my ABN income?
Why one flat percentage is only a rough guide, and how to work out your own ABN tax set-aside for 2026-27 using tax rates and the Medicare levy.
7 min read
- How do I pay monthly bills when I'm paid fortnightly?
Why halving monthly bills doesn't work on fortnightly pay, the simple x 12 รท 26 rule, and how to set up a bills account that keeps up.
6 min read
- How do we split bills fairly when one of us earns more?
The three common ways couples split shared bills, worked through with real numbers, so you can pick the one that feels fair to both of you.
6 min read
Coming up
- OctoberThe July to September BAS is due this month. Read the guide
- DecemberChristmas, then the long gap to the first January pay. Read the guide
- July 2027The negative gearing and CGT changes start. Read the guide
Where did my pay go? Find out in 15 minutes, free.
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