Choose a Dutch-language written self-study course. Work from a first selling plan to data-led improvements and business management. Each course is a separate download with practical exercises.
All paid courses and tools are in Dutch, including purchases through this English website. Read a free sample to check the language and written format. No videos, live classes, personal coaching, accredited diploma or income guarantees.
Prepare your first selling plan
Including VAT · one-off
10 modules · 30 written lessons · 12 worksheets
Product research, margin, your first listing and fulfilment.
Knowledge test, final case, templates and practical tools included.
View course ↗Improve your bol business with data and controlled experiments.
Including VAT · one-off
8 modules · 24 written lessons · 8 worksheets
A supported 60-day improvement plan with KPIs, campaign brief, inventory rule and process controls.
Knowledge test, final case, templates and practical tools included.
View course ↗From individual selling actions to a business you can manage.
Including VAT · one-off
8 modules · 24 written lessons · 8 worksheets
An integrated 90-day plan with a 13-week cash forecast, investment memo, roles and incident response.
Knowledge test, final case, templates and practical tools included.
View course ↗No bundle purchase is required. Start at the level that matches your experience. Non-standard business VAT treatment is confirmed before order acceptance.
This edition uses manual invoicing and delivery. No automatic checkout or member login. Consumers keep a 14-day cancellation period after agreement confirmation, including earlier delivery; no waiver is requested.