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Ziemek Bućko

Ziemek Bućko

Content Manager at Hunter.io.

Wrocław, Poland
How Expensive Is Email Outreach?
Outreach

How Expensive Is Email Outreach?

What goes into the cost of email outreach? And how to calculate the monthly cost based on how many people you want to contact?

Ziemek Bućko • 05 March 2026
A Complete Guide to Email Deliverability
Outreach

A Complete Guide to Email Deliverability

Find out what affects email deliverability and follow the tips to improve it.

Ziemek Bućko • 04 March 2026
The Problem of Balancing Width and Depth in Email Outreach
Outreach

The Problem of Balancing Width and Depth in Email Outreach

Knowing that targeting fewer recipients with your outreach helps stay more relevant, how can you still reach out to as many people as possible without it taking forever?

Ziemek Bućko • 09 February 2026
Is HTML Harming Your Cold Email Deliverability?
Growth

Is HTML Harming Your Cold Email Deliverability?

Our internal data shows that HTML cold emails bounce 674% more than plain text.

Ziemek Bućko • 08 January 2026
10 Ways to Find Anyone's Email Address
Outreach

10 Ways to Find Anyone's Email Address

Struggling to find someone's email address? Follow detailed steps in this ultimate guide, and you'll find your target's email address in 99% of cases.

Ziemek Bućko • 24 November 2025
How Hunter’s New Profile-Level Filters Help You Run Efficient Outreach
Product

How Hunter’s New Profile-Level Filters Help You Run Efficient Outreach

The new prospect-level filters and automatic lead saving unlock multiple new use cases for Hunter users.

Ziemek Bućko • 25 September 2025
Three Ways to Use Hunter's Dynamic Lists
Product

Three Ways to Use Hunter's Dynamic Lists

Dynamic lead lists make your outbound motion organized. Dynamic lists make it easier to run evergreen outreach: cold emails campaigns where the content doesn’t change much, and you want to send them to all qualified leads as soon as you identify them.

Ziemek Bućko • 24 June 2025
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