markspan.onlineMarkspan
Measure the gross-to-fee span
Survey ticks that mark residual secondary earnings as distance—the clearance between gross intake and the platform cut, on paper.
Survey notes
MS-01
MS-02
MS-03
Gross to fee as a survey span
How intake and platform fees become two abutments on a measuring span.
Tick marks on platform distance
Reading residual clearance as survey ticks instead of a take-home plan.
Measuring residual clearance
Why secondary earnings belong in the marked span, not a pitch deck.