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Mark Zarr Articles

After helping to build Junga Juice Cafe, from one store into a regional franchise spanning five states, he founded Common Sense Development, which specializes in creating and offering small business leadership development tools and educational resources. In conjunction with Common Sense Development, he also created Rent Your MBA, a consulting firm designed to construct and implement small business solutions, marketing, branding and design, growth strategies, and employee development programs.

Mark is also the Author of two books and serves as an adjunct faculty member in the business department at The College of Western Idaho.

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Latest Articles

Management

Don’t Create A Mission Statement: Create A Mission

Mark Zarr April 26, 2014

Details: Why Too Much Focus Will Destroy Your Business

Mark Zarr January 21, 2014

Turning Employees From Liabilities To Assets

Mark Zarr November 14, 2013

Change Management: Three Steps To Prevent You From Getting Lost

Mark Zarr September 25, 2013
Management

Why Do Good Ideas Fail: Success Tips Learned From Mediocre Products

Mark Zarr September 2, 2013

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Latest Articles

Vibrant display of fresh white and pink carnations wrapped in paper at a flower market.

Anna Jarvis founded Mother’s Day to honor one mother, then spent decades fighting the card, flower, and candy industries that turned her private tribute into a commercial machine

Tweak Your Biz Editorial Team June 26, 2026
Black and white depressed ethnic female sitting on chair and looking out window at home

People who replay conversations for hours afterward aren’t always overthinking — they may be processing social information their nervous system flagged as unresolved

Tweak Your Biz Editorial Team June 26, 2026

According to sales lore, Hoover’s door-to-door salesmen in the 1920s were trained to deliberately spill a bag of dirt on the housewife’s living room rug before demonstrating the vacuum — because cleaning up the mess they’d just made reportedly closed the calls that would otherwise have ended at hello

Tweak Your Biz Editorial Team June 25, 2026

When Trader Joe’s founder Joe Coulombe realized in the late 1960s that America was minting a generation of overeducated, underpaid graduates faster than anyone was serving them, he rebuilt his failing 7-Eleven knockoff around private-label wine and unusual groceries — and that bet became a roughly $16 billion grocery model

Tweak Your Biz Editorial Team June 25, 2026
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