Ann: Quarterly Activity and Cashflow Report, page-189

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Can we keep to SHE and try not to get personal if you are starting afresh.

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But here we go.
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We use a lot of software and multiple sources of data to identify companies that have a certain profile.
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We have done back tested fundamental and share price strategy over the entire history of the ASX and other markets.
covering around 10, 000,000,000,000 strategies. This is not your normal backtesting using off the shelf software.

The problem is getting sufficient data, at with 10^13 many test you are at risk of Beta bashing, so need to have very strong Candidates.

We pull in other data as well,

The market is incredibly efficient but their are still opportunists ,low lying fruit that might be great for picking or rotten with maggots buried in their kernel.

hence a deeper inspection of those that make the short list leads to gems that we profit from.

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We are mostly data driven.

To answer your question, i make the money the family spends it, i have fairly frugal tastes.