Use it or Lose it: Books, Online Courses & More!

All items will be shipped within 48 hours

Please be advised that ‘100 Ways’ and my ‘Talk Nerdy to Me’ card deck will be sent after August 10th.

All physical book and card deck orders will be shipped on January 8th. Our shipping elves are taking a holiday break!

All physical orders (books and cards) will be shipped after May 13.


Buffi Duberman Communication Nation App

Communication Nation

Your new home for coaching, community, and confidence! You can discover CN in 3 different ways, so there’s something for everyone! You can start a free trial (3 modules), work with the program for 8 weeks in my Starter Series (40 modules), or get the full program. The full program consists of hundreds of lessons, quizzes, and workbooks, plus free monthly coaching sessions!  Learn how to triple your vocabulary, level up your grammar game, eliminate your mistakes, write like a boss, pitch and present with impact, reduce your accent, and so much more!  This is the world’s first communication confidence membership program, with members from 13 countries who give it a 9 on average.

Learning Live

Learn, activate, and laugh with my friends at Boom Chicago. They are the masters of the unexpected, and have created a special program just for us! The learning goal is to meet new people, handle the unexpected, and be spontaneous in surprising situations. You’ll see, and you’ll have a great time learning in this innovative event!! 

But don’t wait too long – there are only 50 tickets available. Your ticket includes lesson materials, coffee, tea, cookies, drinks, and snacks. Plus personal feedback from Stacey, our fabulous trainer as well as from yours truly!

Learning Live: The Flavors of English

Hungry for knowledge? I got you! Join me and the esteemed culinary wizard Susan Aretz for a workshop all about the flavors of English – we will be making a signature cocktail/mocktail, and create special recipes from her ‘Altijd Borreltijd’ cookbook. Not only will you get the chance to activate your English skills and get feedback and inspiration, you will also get a signed copy of her cookbook and an ebook I wrote just for this event, featuring over 80 English expressions about food (and people)! Space is extremely limited, so grab your spot before this unique opportunity sells out!

Learning Live: Pitch Perfect

Learn how to speak with impact, discover new storytelling angles, and practice your presentation skills with full circle feedback. Make your public speaking skills sparkle in this exclusive workshop!

Great in 8

Would you like to work in a small, highly motivated group (not for beginners), featuring 8 weeks of membership, weekly coaching calls, online assignments and challenges, and an exclusive live training day? Then my Great in 8 program is perfect for you!


100 Ways to Save Your Ass in English

As a professional corporate English coach and trainer, and an official TEDx speaker coach, I wanted to share my years of experience in the professional sector, and to let you know what really works based on the results I have seen firsthand with my clients. The first part of the book covers the most embarrassing mistakes in English and how not to make them. The second part, entitled ‘Let’s Get Down To Business, Yo’ is divided into different sections. Each subsection has a clear purpose and lots of handy phrases that will help you feel more confident, comfortable, and natural when it comes to professional business situations — whether they be presentations, meetings, vocabulary development, travel, or networking in English. I’ve also included 100 fabulous idioms to make your English sparkle, and explained the difference between American and British English. If you order via my site, you will receive a signed copy and my Dirty Bookmark!

Paperback edition

€ 22,89 excl. VAT (excl. shipping & handling)

€ 24,95 incl. VAT (excl. shipping & handling)


€ 18,30 excl. VAT

€ 19,95 incl. VAT

International order | If you’d like to order the paperback edition outside of the Netherlands, please mail me and tell me what you’d like to order and where it should be shipped and I’ll get back to you on pricing and delivery!


Buffi Duberman Work It!

Work it!

My first e-book – WORK IT! – is here, and it will help you activate your E-nglish! This is very e-xciting!

It’s an 80-page ride through the biggest problem areas in grammar, pronunciation, and vocabulary, plus a special focus on Business English, confusing words, enhancing your vocabulary, and professionalizing your writing skills! It features lots of quick exercises  (with answers!) to keep you active – remember, use it or lose it, honey! WORK IT is WORTH IT, yo!

E-book Work it!

€ 13,72 excl. VAT

€ 14,95 incl. VAT

50 Lit AF buzzwords English

50 Lit AF Buzzwords To Get Your English On Fleek

Oh, hello, you! You’re cool, right Thoroughly modern, correct? Totally hip and happening? But….is your English just as cool? Up to date? Fresh and fabulous? Maybe not. But that’s about to change, my darling!

I developed ’50 Lit AF Buzzwords To Get Your English On Fleek’ to help you embrace your inner rock star by understanding and activating (yes, there’s a quiz at the end!) some pretty awesome words and phrases. This will make your English more colorful and lively, and will get you one step closer to sounding like a native. Let’s get buzzing!

E-book 50 Lit AF Buzzwords To Get Your English On Fleek

€ 13,72 excl. VAT

€ 14,95 incl. VAT

Elevate Your Pitch

My extensive Elevate Your Pitch guide will help you create a magnetic elevator pitch that will grow your network, expand your client base, and inspire new contacts! Not only will you get useful phrases for all different aspects of an elevator pitch, you will also learn about the pitfalls that might arise and how to deal with them. You only get 1 chance to make a good first impression, so let’s make it a great one! Time to pitch a winner!

Elevate Your Pitch guide

€ 14,95 excl. VAT

€ 16,30 incl. VAT


Masterclass Business Blunders

This dynamic masterclass and workbook will give you new insights on professional English communication. You are not getting feedback at work on how you use English, and that means you might be making blunders you’re not even aware of! Serve your clients with confidence, while adding more value to your business by speaking and writing like a boss!

Identify, understand, and eliminate the biggest Business English mistakes you might not even be aware of! After this masterclass you’ll feel so much more professional and confident. Let’s take your English from functional to professional so you can add value to your business!

If you are a member of Communication Nation, you can follow this course for free, as it’s been added to the CN member dashboard. One of the perks of being a member!

Masterclass Business Blunders

€ 75,- excl. VAT 

€ 90,75 incl. VAT 

Talk Nerdy To Me Card Deck (set of 3)

Learning English grammar, expressions, and emotions has never been this much fun! A great way to stay active in English alone, with a friend, or in a group. Let’s spice up your English with new expressions. Fill in the missing word and check on the answer page to see if you nailed it! How is your emotional and descriptive language? Try and guess the feeling based on the picture, and then activate it. And who says learning grammar is boring? Not me! I have 50 grammar cards ready to challenge you! If you want to stay sharp in English, a card a day keeps the doubt away. Talk Nerdy To Me, baby! Click here to see them in action!

One set of 3 card decks

€ 41,28 excl. VAT (excl. shipping & handling)

€ 49,95 incl. VAT (excl. shipping & handling)