Tactical insights to help you be the founder behind your success story.

Every Thursday, you’ll get a 3-minute practical lesson another founder learned the hard way, so you don’t risk your margin!

by Mariya Valeva 🤠

This one question ruins most founders (and you’ve avoided it too)

Tiny Margins | Issue 027

Mariya Valeva

What No One Tells Founders About “Life-Changing” Money

Tiny Margins | Issue 026

Mariya Valeva

You're Profitable, and that Might Be the Problem

Tiny Margins | Issue 025

Mariya Valeva

How Founders Are Crossing $100M by Single Channel Distribution

Tiny Margins | Issue 024

Mariya Valeva

Don’t finalize your 2026 numbers until you’ve done this.

Tiny Margins | Issue 023

Mariya Valeva

The Hidden Leaks in Your Profit Story (and Why You Don’t See Them)

Tiny Margins | Issue 022

Mariya Valeva

This one question ruins most founders (and you’ve avoided it too)

Tiny Margins | Issue 027

Mariya Valeva

What No One Tells Founders About “Life-Changing” Money

Tiny Margins | Issue 026

Mariya Valeva

You're Profitable, and that Might Be the Problem

Tiny Margins | Issue 025

Mariya Valeva

How Founders Are Crossing $100M by Single Channel Distribution

Tiny Margins | Issue 024

Mariya Valeva

Don’t finalize your 2026 numbers until you’ve done this.

Tiny Margins | Issue 023

Mariya Valeva

The Hidden Leaks in Your Profit Story (and Why You Don’t See Them)

Tiny Margins | Issue 022

Mariya Valeva

How Too Much Cash Sank Gold’s Gym & Fab.com

Tiny Margins | Issue 021

Mariya Valeva

Why YC bets on Bad Ideas (and Still Wins)

Tiny Margins | Issue 020

Mariya Valeva

The Billion‐Dollar Company of One

Tiny Margins | Issue 019

Mariya Valeva

$0 → $1T: The Growth Loop That Built Amazon

Tiny Margins | Issue 018

Mariya Valeva

“I’m CEO, B**ch.” - Cool. Now act like it.

Tiny Margins | Issue 017

Mariya Valeva

Why Customers Ignore Your Product (and What They’ll Pay For Instead)

Tiny Margins | Issue 016

Mariya Valeva