diff --git a/content/2024/overeenkomst/index.md b/content/2024/overeenkomst/index.md
index aa80fb8..12b332b 100644
--- a/content/2024/overeenkomst/index.md
+++ b/content/2024/overeenkomst/index.md
@@ -1,5 +1,7 @@
 # Eerste offerte & overeenkomst <Badge type="info" text="28 maart 2023" />
 
+## Pitt!
+
 <img src="./offerte.jpg" class="float" width="200">
 
 Toen de [algemene voorwaarden](https://www.smartyellow.nl/algemene-voorwaarden) en [privacyverklaring](https://www.smartyellow.nl/privacyverklaring) klaar waren, kon ik mijn eerste offerte `A2024-001` versturen – en wel naar Ingrid van Dagbesteding Pitt!
@@ -8,8 +10,20 @@ In de eerste instantie was ze terughoudend, omdat ze vreesde dat zij van mij afh
 
 Daarmee ging ze akkoord, en tot op de dag van vandaag serveert een Smart Yellow-server de nieuwe, toegankelijke [website](https://www.dagbestedingpitt.nl/) (die de blinde deelnemers ook kunnen gebruiken!), zonder dat Pitt! hier omkijken naar heeft.
 
+## OpenC
+
 Ook (mijn) nieuwe [website van OpenC](https://www.openc.nl/), die het bedrijf voorheen zelf in beheer had, draait nu bij Smart Yellow: het resultaat van `A2024-002`.
 
-En deze werden ook nog eens in stijl ondertekend met prachtige Smart Yellow-pennen.
+Beide websites zijn gebouwd op [Wagtail](https://wagtail.org/), een open source (= code is openbaar) content management system (= programma waarmee website beheerd kan worden). Op het [LinkedIn-bericht](https://www.linkedin.com/feed/update/urn:li:activity:7153825093461155841/) kwam reactie uit onverwachte hoek, namelijk van [Four Digits](https://www.fourdigits.nl/) in Arnhem: of ik ook naar de [‘Wagtail Space’](https://nl.wagtail.space/) kwam, de Nederlandse Wagtail-conferentie in juni. Dat leek me erg leuk! Maar die dag had ik echter al een Cambridge-examen… ik hoop volgend jaar te kunnen gaan.
+
+<picture>
+  <source media="(prefers-color-scheme: light)" srcset="./wagtail.svg">
+  <source media="(prefers-color-scheme: dark)" srcset="./wagtail-inverse.svg">
+  <img width="250" src="./wagtail.svg" alt="Wagtail">
+</picture>
+
+## Pennen
+
+Deze offertes werden trouwens ook nog eens in stijl ondertekend met prachtige Smart Yellow-pennen.
 
 ![Smart Yellow-pennen](./pennen.jpg)
diff --git a/content/2024/overeenkomst/wagtail-inverse.svg b/content/2024/overeenkomst/wagtail-inverse.svg
new file mode 100644
index 0000000..e214e7f
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@@ -0,0 +1,9 @@
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