Blog

Notes from the inside of retail decisions.

Why we built Solya, how we think about decisions, agents and data, and what we’re seeing on the ground with retail teams.

Fundamentals2026-04-30

Decision intelligence vs business intelligence

Decision intelligence and business intelligence are different paradigms, not tool tiers. Here is the structural line between them.

Kevin Didelot9 min read
Architecture2026-04-29

Data sovereignty and GDPR for a retail decision AI

A retail decision layer mostly runs on aggregates, not customer identities — which makes sovereignty and GDPR an architectural choice, not a tax.

Kevin Didelot9 min read
Leadership2026-04-28

A CFO's guide to retail AI ROI: which P&L line, and when

Most retail AI ROI decks don't survive a finance review. Here's how to tell cost-saving AI from margin-generating AI — and where it actually moves the P&L.

Kevin Didelot13 min read
Operations2026-04-28

Continuous replenishment vs. the weekly meeting

The weekly replenishment cadence is an artifact of a pre-data era. Every week your team meets to decide is a week the network drifts further from optimal.

Kevin Didelot10 min read
Comparisons2026-04-27

Build vs buy a retail decision platform: an honest framework

You have a warehouse and a data-science team, so building the decision layer in-house looks obvious. Here's the framework that tells you when it isn't.

Kevin Didelot12 min read
Industries2026-04-24

Big-ticket retail: slow turn inverts the playbook

In furniture and big-ticket home retail, slow turn and heavy logistics amplify the cost of every wrong allocation and late markdown.

Kevin Didelot11 min read
Industries2026-04-23

AI grocery decisions: why perishables break the order model

In grocery, the question was never how much to order. It is how much to order given spoilage, shelf-life, and the markdown clock running all day.

Kevin Didelot11 min read
Industries2026-04-23

Managing the DIY long tail: slow movers and project baskets

In DIY retail, cutting a slow-moving SKU can lose the whole project basket. Velocity per SKU is the wrong lens for a long-tail catalogue.

Kevin Didelot11 min read
Operations2026-04-22

AI assortment planning: the highest-leverage decision in retail

Assortment is set once a season and lives 6–9 months. No in-season tuning recovers a bad pre-season call — which is exactly where most assortment AI fails.

Kevin Didelot11 min read
Industries2026-04-21

AI assortment and allocation in beauty retail

Beauty's SKU explosion makes assortment and store-level allocation the make-or-break calls. Here's why spreadsheets break and what a decision layer changes.

Kevin Didelot12 min read
Operations2026-04-20

Retail returns are a feedback signal, not a logistics problem

Most retailers handle returns as a reverse-logistics flow. Treated as a signal feeding allocation and buying, the same returns recover 200–400 bps of margin.

Kevin Didelot12 min read
Operations2026-04-17

Demand sensing in retail: forecasting for decision-readiness

Forecast accuracy is the wrong KPI. A 92%-accurate forecast that lands after the replenishment cut-off is worth less than a 78% forecast that lands in time.

Kevin Didelot11 min read
Multi-store2026-04-17

Why retailers lose money between stores without knowing it

Most retail leadership teams discuss network performance store by store. But the biggest leaks aren't inside the stores — they're between them.

Kevin Didelot13 min read
Strategy2026-04-16

Why your BI tools don't make decisions (and never will)

Retail dashboards have never been clearer, and yet the same problems keep eating margin. Here's why BI tools can't fix what they were never built for.

Kevin Didelot12 min read
Org & projects2026-04-15

Why 80% of retail business rules are misused in data systems

Recommendations get rejected, teams revert to Excel, projects stall. The root cause is rarely the model — it's that the rules live in heads.

Kevin Didelot12 min read
Multi-store2026-04-14

Why 20+ store chains need centralized decisions

Past roughly 20 stores, the methods that built your chain start working against it. The threshold is mathematical, not organizational.

Kevin Didelot13 min read
Pricing & markdown2026-04-14

Why 70% of retail markdown decisions are still manual (and expensive)

Most chains still set markdowns from a spreadsheet on Monday morning. Here's why the manual habit persists — and what it actually costs in net margin.

Kevin Didelot11 min read
Strategy2026-04-13

What the top retailers share: a closed decision → execution loop

Copying Zara or Costco doesn't work — what sets them apart is invisible: a closed decision-to-execution loop most retailers lack.

Kevin Didelot13 min read