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Your S&M spend doubled. Your new customer count didn't.

Rule of 40 is the SAT score of SaaS, and most companies are studying for the wrong test

What your cohort LTV curves are actually telling you

Logo retention is 70%, net dollar retention is 115%. Which one matters for your stage.

When payback outlasts the customer

Net burn is down 20% from peak. Efficiency or contraction?

Why investors compute gmLTV, not LTV, and what the missing G costs you

You grew 42% last month. The growth rate an investor trusts is closer to 8%.

Your blended CAC and your monthly CAC tell different stories. Only one is the price of your next customer.

The cohort that never crossed 1.0

118% net retention. 78% logo retention. Which one is your business?

Resurrection revenue: the growth line that's really a customer you already lost

Your magic number is 0.4, and your board cares more about it than your ARR

When COGS snaps to a round number, the margin gain isn't real

The Month 13 cliff: when 90% retention is just contracts that haven't expired yet

The quick ratio: the one number that tells you whether growth is real

A 3x burn multiple isn't a death sentence if you know where the denominator is going

Data room red flags that can kill deals before the first call

The numbers add up. The story doesn't.

The metrics investors actually check

Your top customer is 42% of your revenue

Before the check is written

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