All articles.
Everything about selling honestly and relaxed, from the model to daily practice.
Read the whole series in order
Why Tony Robbins Visited Me in Amsterdam
At 23, utterly inspired by Tony Robbins, I dared to dream big. Years later he flew to Amsterdam to baptise two tulips named after him and his wife. This is that story.

The 100 Lessons from Tony Robbins' Business Mastery
With many friends I attended Tony Robbins' Business Mastery at the RAI in Amsterdam. In this blog I share the 100 most important lessons, tips and tactics from this five-day intensive training.

Klaas Kroezen sells his stake in WUA
After 15 years my adventure at WUA has come to an end. A look back at the journey, the lessons and what comes next.

Klaas Kroezen in Ouders van Nu: In my mind I was already a father when that role was taken from me
Klaas Kroezen and his wife Rosalie went through seven miscarriages. In Ouders van Nu, a Dutch parenting magazine, he speaks openly about grief, hope and the little miracle that finally arrived.

100% Inspiratie podcast: Thijs Lindhout in conversation with Klaas Kroezen
In his 100% Inspiratie podcast, Thijs Lindhout talks with Klaas Kroezen about mindset, sales, building the right team and how to turn your life into a masterpiece.

How Klaas Kroezen built an international company thanks in part to kitesurfing and meditation
Thanks in part to kitesurfing, yoga and meditation, Klaas Kroezen found the energy, discipline and focus to build an international company. Ten years after the start, he shares his ten most important lessons.

BNR Marketing & Sales Podcast: Start with the Customer! - Klaas Kroezen
BNR, the Dutch business news radio station, talks to Klaas Kroezen about mindset, yoga, productivity, thinking big and staying focused, and about many things related to entrepreneurship and online marketing.

Kilimanjaro in 48 hours together with Wim Hof
Together with his father and Wim Hof, Klaas Kroezen climbed to the summit of Kilimanjaro in just 48 hours in 2014. On making the impossible possible after all.