![Thomas Hajdukowicz](https://images.ctfassets.net/y6oq7udscnj8/3WyZ4UsOweLXMh0TgG75Rs/dcb5c9dcbb354ac06fc84df310de4459/Thomas3.jpg?w=400&h=400&fl=progressive&q=50&fm=jpg)
Author
Thomas Hajdukowicz
Thomas Hajdukowicz is a French Content & Localization Specialist at Sinch Mailjet. He’s an expert in French culture, a history nerd, and a professional cook. He writes about email marketing tips and best practices that can help our French audience take their emails to the next level.
Latest stories by Thomas Hajdukowicz
![Hermes and Artemisa paint some tags](https://images.ctfassets.net/y6oq7udscnj8/1vPFxfYSNeX9yCkceaMkXJ/182336ab876b21901fc85ec17d9e6409/Email_Design_3_-_Version_10.png?w=2048&h=960&q=50&fm=png)
Why you should use UTM tagging on your campaigns
Data doesn’t lie. Tracking means optimizing and getting better results. While we encourage you to set up and follow metrics, we also want you to be able to track them easily so you can consistently get great results. Because emailing doesn’t stop with pressing “send”...
Read more
![Illustration of Greek gods celebrating diversity](https://images.ctfassets.net/y6oq7udscnj8/7rihZZd5Q2fzzTAzAv7F5J/837c4265b3f48f372e7d0aff1a678ad7/Email-Marketing-14-value-washing.png?w=2048&h=960&q=50&fm=png)
What is value washing, and why should you avoid it?
Maybe you’ve noticed this growing trend in marketing – a giant gas-guzzling car manufacturer that claims to be environmentally conscious or a major cigarette brand that educates on health and well-being topics. When a brand’s words are louder than its...
Read more
![Hermes and a Goddess deliver mail in front of a green and orange house](https://images.ctfassets.net/y6oq7udscnj8/3VqoTKYE4EVcmhGauaR4HI/dd135e6deea2af2e545794c78c49f641/Deliverability_1_-_Version_8.jpg?w=2048&h=960&fl=progressive&q=50&fm=jpg)
How to handle SPF and the 4 steps to create an SPF record
Do you find dealing with email spammers feels like playing a game of Whac-A-Mole? When you whack one, two more pop up in its place. With spammers, when you find a way of...
Read more
![Hermes on a moped delivering mail to a mailbox](https://images.ctfassets.net/y6oq7udscnj8/12GCL6VfdtTHoqT10xxe61/38806bb8c887f565679e8f0e35389791/Deliverability_6_-_Version_4.jpg?w=2048&h=960&fl=progressive&q=50&fm=jpg)
Reducing email’s carbon footprint
When it comes to protecting our planet, every step toward cleaner practices – small and big – counts. So, what if we told you that emailing, as clean and green as it seems...
Read more
![Hermes is floating with a picture in front of a screen](https://images.ctfassets.net/y6oq7udscnj8/4yBBKJD49MLe2n2DBP7VuW/0fe5407e56da6c27b4607e70d62cfc1f/Deliverability_2_-_Version_1.png?w=2048&h=960&q=50&fm=png)
Improving your sender reputation to boost email deliverability
Deliverability. That's what’s at the center of any successful email marketer's focus...
Read more
![Zeus and a Goddess decorate a Christmas tree](https://images.ctfassets.net/y6oq7udscnj8/7zzmI2VqiOBapcPe4gJJ0U/9557261682d758e8ac662785d51baed2/Holiday_Season_3_-_Version_2.png?w=401&h=188&q=50&fm=png)
Personalized emails and customer relationships: A holiday tale
You’ve probably noticed that, for some weeks now, our posts have a holiday flavor, a whole...
Read more
![A thief steals some emails](https://images.ctfassets.net/y6oq7udscnj8/3eyDX8GmoRRQhRtcqvKbmw/0e3d2bbc4a594e4a13aeef56890c4c57/Email_Deliverability_4_-_Version_9.jpg?w=2048&h=960&fl=progressive&q=50&fm=jpg)
Quiz: What kind of spammer will you be this holiday season?
Soon, that time of the year will come. You know, that time when turkeys and other feathered...
Read more
![Hermes points to rocket, Hera takes notes](https://images.ctfassets.net/y6oq7udscnj8/1jAfgkaq9kwb4OdG6mkeOa/f9275e3c6545f6f24e55aeba2a3335cb/Email_Marketing_5_-_Version_3.png?w=2048&h=960&q=50&fm=png)
How to grow an organic email list using social media
Social media networks have become almost like a third arm to us, we’ve integrated them into our...
Read more
![Hermes and Hera with boxes and sparkling stars](https://images.ctfassets.net/y6oq7udscnj8/2OT7dNsgwAeTTkHmczOzBm/6acba7d07cee849110a367f182cad8f4/Stats_5_-_Version_3.jpg?w=2048&h=960&fl=progressive&q=50&fm=jpg)
Gotta catch ‘em(ail) all: Email vs. Pokémon GO
Unless you've been living under a rock, it's impossible to have missed it. During the last two weeks, you've had the opportunity...
Read more