Cash flow as a competitive advantage in retail & e-commerce

Introduction

 You can make a profit on paper and still end up short of cash. This is especially true in retail and e-commerce, where margins are thin, returns are unpredictable, and inventory ties up cash. Good cash flow management is not a “nice to have,” but the difference between pushing through and postponing. The good news: hidden cash often lies within your working capital—inventory, receivables, and payables—that you can relatively quickly unlock. Major studies underline this picture: KPMG estimates that Dutch companies can collectively free up €72.5 billion in working capital by primarily improving inventory and payment term management. That is capital that can start working for growth, transformation, or debt reduction as early as tomorrow.

Worldwide, that 'hidden cash' is even higher. PwC mentions in its most recent Working Capital Study about €1.56 trillion of excess working capital tied up in processes and habits. In plain English: there is an ocean of liquidity floating around in the operations of companies—yours included.

At the same time, external funding is no longer a given and is often expensive. Yes, banks are somewhat easing their lending criteria, but interest rates and acceptance criteria remain significant for SMEs. This is reflected in the statistics and interest rate dashboards of De Nederlandsche Bank. The lesson: first optimise your internal cash generation; financing is a supplement, not a replacement.

In this article, we show how you as a retailer or e-commerce entrepreneur can structurally manage cash flow with two practical pillars:

1. a strict 13-week cash flow rhythm and
2. the reduction of your Cash Conversion Cycle (CCC).

We write this for entrepreneurs—not for controllers—so you will receive concrete steps, example calculations, and process interventions that you can implement tomorrow.

1.  The 13-week cash flow rhythm: short enough to manage, long enough to plan

Why 13 weeks? It captures one quarter, aligns with VAT rhythms, and is short enough to correct deviations in a timely manner. Moreover, it fits well with retail seasons and promotional calendars. In the Dutch retail sector, monthly turnover clearly fluctuates with the season—online even more so. That’s precisely why you want to look ahead weekly, not retrospectively on a monthly basis.

This is how you set up your 13-week cash forecast (practical and lean)

• Start with the bank balance + pipeline

  Check your current bank balances and add three streams: expected receipts (outstanding invoices, PSP payouts, marketplaces), planned payments (suppliers, wages, rent, taxes), and one-off cash events (bulk inventory, capex, VAT payments). Keep PSP payout frequencies explicitly tracked; daily payouts really make a difference in tight weeks.

• Integrate your order and inventory planning

  IIn retail/e-commerce, inventory is the major drain. Link planned purchase orders and delivery times to your forecast. Each planned purchase translates into concrete payment moments (including deposits and freight).

• Model scenarios in three colours

  Work with "green" (baseline), "orange" (10–15% revenue below plan or 1 week payout delay) and "red" (promotion flop, extra return peak). By determining in advance which costs you automatically shift to orange/red, you can prevent ad-hoc panic.

• Rhythm and governance

  Every Monday for 30 minutes: bank balances vs. forecast, explain deviations >€X, assign actions. Every first Monday of the month: update assumptions (DSO, return ratio, inventory turnover, marketing cadence).

Working from Odoo (without bells and whistles))

You are using Odoo 18. Then you can keep track of your short-term cash drivers with Bank Synchronization and Aging reports (debtors/creditors). Next, create an Odoo Spreadsheet with 13 columns (W1–W13) and three sections: beginning cash, cash-in, cash-out, ending cash.

Couple where possible to:

• Aged Receivable/Payable → invulregels voor verwachte ontvangst/betaling per week;

• PSP-uitbetalingen → kalender met afgesproken payout-dagen;

• Purchase Orders met geplande leverdata → week van betaling + betalingscondities;

• Retouren → negatieve ontvangst in de week van refund.

Is er frictie met data? Begin dan “80/20”: exporteer aged-lijsten, inkoopplanning en banksaldi wekelijks naar de spreadsheet en automatiseer later. Belangrijker dan tooling is het wekelijkse ritme en het vastleggen van beslissingen in dezelfde sheet (“bijstuur-logboek”).

2.  De Cash Conversion Cycle (CCC): je bedrijfs-metronoom voor cash

De Cash Conversion Cycle meet in dagen hoe lang cash vastzit in voorraad en debiteuren voordat het via verkoop weer als geld binnenkomt. Formule:

CCC = DIO + DSO − DPO

waarbij

• DIO (Days Inventory Outstanding): gemiddelde dagen dat voorraad op de plank ligt;

• DSO (Days Sales Outstanding): gemiddelde dagen tot je klant betaalt;

• DPO (Days Payable Outstanding): gemiddelde dagen dat jij je leveranciers betaalt.

Internationaal onderzoek laat zien dat bedrijven die de CCC structureel verlagen, minder externe financiering nodig hebben en sneller kunnen investeren. Dat is precies het speelveld waar KPMG en PwC op hameren: werkkapitaal is de snelste, goedkoopste bron van cash als je processen strak trekt.

This is how you set up your 13-week cash forecast (practical and lean)

• Start with the bank balance + pipeline

  Check your current bank balances and add three streams: expected receipts (outstanding invoices, PSP payouts, marketplaces), planned payments (suppliers, wages, rent, taxes), and one-off cash events (bulk inventory, capex, VAT payments). Keep PSP payout frequencies explicitly tracked; daily payouts really make a difference in tight weeks.

• Integrate your order and inventory planning

  IIn retail/e-commerce, inventory is the major drain. Link planned purchase orders and delivery times to your forecast. Each planned purchase translates into concrete payment moments (including deposits and freight).

• Model scenarios in three colours

  Work with "green" (baseline), "orange" (10–15% revenue below plan or 1 week payout delay) and "red" (promotion flop, extra return peak). By determining in advance which costs you automatically shift to orange/red, you can prevent ad-hoc panic.

• Rhythm and governance

  Every Monday for 30 minutes: bank balances vs. forecast, explain deviations >€X, assign actions. Every first Monday of the month: update assumptions (DSO, return ratio, inventory turnover, marketing cadence).

Working from Odoo (without bells and whistles))

You are using Odoo 18. Then you can keep track of your short-term cash drivers with Bank Synchronization and Aging reports (debtors/creditors). Next, create an Odoo Spreadsheet with 13 columns (W1–W13) and three sections: beginning cash, cash-in, cash-out, ending cash.

Couple where possible to:

• Aged Receivable/Payable → invulregels voor verwachte ontvangst/betaling per week;

• PSP-uitbetalingen → kalender met afgesproken payout-dagen;

• Purchase Orders met geplande leverdata → week van betaling + betalingscondities;

• Retouren → negatieve ontvangst in de week van refund.

Is er frictie met data? Begin dan “80/20”: exporteer aged-lijsten, inkoopplanning en banksaldi wekelijks naar de spreadsheet en automatiseer later. Belangrijker dan tooling is het wekelijkse ritme en het vastleggen van beslissingen in dezelfde sheet (“bijstuur-logboek”).

Rekenvoorbeeld voor een omnichannel retailbedrijf

Stel:

• Jaaromzet (excl. btw) €6.000.000 → €115.385 omzet per week;

• Gemiddelde voorraadwaarde €1.000.000 → DIO = (1.000.000 / 6.000.000) × 365 ≈ 61 dagen;

• Debiteuren €200.000 (door B2B-afzet) → DSO ≈ (200.000 / 6.000.000) × 365 ≈ 12 dagen;

• Crediteuren €600.000 → DPO ≈ (600.000 / 4.500.000 inkoopwaarde) × 365 ≈ 49 dagen.

CCC = 61 + 12 − 49 = 24 dagen.

Elke dag CCC kost jou grofweg €12–13k aan vastzittende cash (115k omzet/week ≈ 16,5k/dag omzet; met 30–40% inkoopwaarde en overige timingverschillen is ~12–13k/dag conservatief). Verlaag je CCC met 10 dagen, dan trek je dus ~€120–130k los zonder bank.

12 concrete hefbomen om cash vrij te spelen (vandaag beginnen)

1. Onderhandel PSP-uitbetalingen naar dag- of 2-daags
   Vooral bij marketplaces en BNPL-stromen: kortere payout-cycli = minder cashgat.
2. Versnel debiteuren: pre-auth & “pay-link” discipline
   Voor B2B-orders: pre-authorisatie bij order en betalingslink in de orderbevestiging. Factuur dezelfde dag, herinnering op dag 7, belscript op dag 10.
3. Kürt het “langzaam lopende” assortiment
   ABC-analyse + drempel: artikelen met DIO > 90 krijgen direct een exit-plan (bundelen, pricing, promoties, outlet). Iedere week 5 sku’s killen of herprijzen.
4. Koop minder, vaker
   Ga van bulk (MOQ’s) naar meer frequente, kleinere leveringen. Vaak kun je via logistieke consolidatie en leverafspraken hetzelfde inkoopvoordeel houden maar je DIO met 10–20 dagen verlagen.
5. Seizoensvoorraad financieren met leveranciers
   Consignatie of extended terms voor Q4-pieken. Transparantie in sell-out data helpt je leverancier mee te bewegen.
6. Retouren als cash-risico managen
   Meet Refund-Days (dagen tussen retourmelding en uitbetaling). Streef naar automatisering (credit automation) en omzetten in store credit waar klanttevredenheid dat toelaat.
7. Betaaltermijnen slim, niet dom
   Rek je DPO op tot marktnorm, maar niet ten koste van bonussen of voorraadprioriteit. Veel retailers verliezen meer marge in gemiste bonus dan ze winnen aan uitstel. Leg per leverancier een “netto effect” vast.
8. Promotiekalender koppelen aan cash
   Promo’s die volume schuiven uit ‘slow movers’ zijn cash-positief. Promo’s op hardlopers met inkoopkrapte kunnen cash-negatief worden (hogere safety stock).
9. Masterdata op orde
   Foute lead times of minimum stock levels veroorzaken “schijntekorten” en onnodige inkoop. Eén masterdata-owner, maandelijkse MRP-sanity check.
10. Factureer logistieke diensten apart en upfront
    In B2B e-commerce (fulfilment/assemblage): loskoppelen van productprijs → sneller factureerbaar → lager DSO.
11. Daily cash huddle (15 min)
    Elke werkdag: bankbewegingen, top-10 openstaande facturen, top-5 inkoopbetalingen, uitzonderingen. Alles staat in je 13-weken sheet; beslis meteen.
12. Werk met “cash-poorten”
    Geen PO-goedkeuring voor non-merch spend >€X zonder cashcheck tegen de 13-weken forecast.

Grote consultancystudies bevestigen dat dit precies is waar het grootste hefboomeffect zit: voorraad sneller laten draaien, debiteuren versnellen en betaalprocessen standaardiseren. Daarmee komt cash vrij zónder rentekosten.