Reference

The end state as a checklist, the five things that cost nothing, and what none of this can fix.

9 notes

What a Working Arrangement Looks Like

A description of the end state, assembled from everything here, as a checklist to measure a proposal or an existing site against.

Reference

What the System Cannot Tell You

Questions routinely asked of site access data that it cannot answer, and where the real answer is.

Analysis

Glossary

Terms used across these notes, defined once, including several the industry and its suppliers use to mean different things.

Reference

Routes Through These Notes

Five common situations and which notes answer each, for readers who arrived with a problem rather than an interest in the subject.

Reference

The Numbers Worth Watching

Seven measures that describe whether the arrangement works, and the ones that mostly describe the project rather than its management.

Reference

What the Hardware Cannot Do

Readers, turnstiles and biometrics have specific limits that no configuration removes, and the limits determine what the arrangement around them has to cover.

Analysis

What This Cannot Fix

Problems brought to a workforce tracking system that no arrangement of gates and records resolves, and what does.

Analysis

The Five Things That Cost Nothing

The arrangements that deliver most of the protection without a purchase order, and why each is skipped in favour of hardware.

Reference

Where to Start Reading

Six situations and the route through these notes that suits each, plus the three to read if you only have time for three.

Reference