For those looking for the rest of the series, it's here: https://www.mathventurepartners.com/blog?offset=157373689900...

This looks like a series on how to build a relatively straightforward operating model with a focus on cash balance and "founder value" (I guess that's attributable equity to the founder)

If you're interested in valuation, it's worth checking out Prof. Damodaran's work or an online resource such as Macabacus modeling guide: https://macabacus.com/operating-model/introduction