Career Killers & Career Builders: Lessons That Hit Different in Events
CSS Industry
There’s a moment in every career when talent alone stops being enough. Not because people suddenly become less gifted — but because character starts speaking louder than skill.
That’s the conversation author and commercial real estate executive John Crossman forces readers to have in his book, Career Killers Career Builders, and it’s exactly why this book has become a must-read for professionals who care about longevity, leadership, and relationships.
What makes the book so powerful is that it doesn’t just talk about success. It talks about the quiet habits that slowly destroy careers before people even realize it’s happening.
Crossman breaks down the difference between “career killers” and “career builders” through real-life lessons pulled from his widely known speech about what gets people fired versus what keeps them respected, trusted, and employed. But beyond business, the message hits something deeper: relationships. Because whether it’s in corporate America, entrepreneurship, or the event industry, relationships are the real currency.
We’ve all seen the career killers in action.
The person who expects grace they never give others.
The leader who can’t take feedback because their ego is louder than their growth.
The professional who mistreats vendors, assistants, or support staff and then wonders why opportunities stop coming.
At first, those behaviors may seem small. But over time, they damage trust and trust is the foundation of every meaningful relationship, personally and professionally.
That’s what makes this book so important.
Crossman reminds readers that the people who build lasting careers are rarely the loudest people in the room. They are the people who master consistency, humility, accountability, discipline, and mentorship. They understand how to treat people well even when there’s nothing to gain from it. They know that real success is built through reputation, not performance alone.
For those in the event industry, the lessons land even harder because this business lives and dies by relationships. One event can introduce you to ten new opportunities — or quietly close doors you didn’t even know were available.
In an industry where people remember how you made them feel long after the event is over, soft skills become survival skills.
And that’s why Career Killers Career Builders is more than a business book. It’s a mirror. One that challenges readers to look beyond titles and talent and ask a harder question:
Are your habits building the kind of relationships that sustain success — or destroying them?
Resource: Career Killers Career Builders by John Crossman
If this resonated with you, John Crossman's Career Killers Career Builders is worth adding to your reading list. It's practical, honest, and written by someone who's seen what success — and failure — actually looks like up close.
Also check out John's podcast where he continues the conversation on career growth, leadership, and what it really takes to build something that lasts.
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