for the rebuilders · letters, prompts, systems · built in publicfor the rebuilders · letters, prompts, systems · built in publicfor the rebuilders · letters, prompts, systems · built in publicfor the rebuilders · letters, prompts, systems · built in publicfor the rebuilders · letters, prompts, systems · built in publicfor the rebuilders · letters, prompts, systems · built in public

for founders and rebuilders

I rebuild things.
Then I show you how.

The prompts, systems, and letters I use to build my brand, my content, and my next company.

sara typing on a laptop
sara laughing with headphones around her neck
sara smiling in a tan blazer
sara adjusting sunglasses with a scarf

the receipts

~$1M
generated for my studio
#60 to #1
franchise-wide ranking
2x
revenue and members

the letters

If you are rebuilding a business, a brand, or yourself.

I write the letter I wish I had. Free, every week. For founders and rebuilders who like receipts over hype.

Read the Rebuilders on Substack

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Get the weekly letter straight to your inbox.

the library

The prompts and systems.

now open
No. 01

Optimize Your Messy Video Library

Turn a chaotic folder of clips into a searchable, usable library.

No. 02

How to Turn Your Prompt Into a Branded PDF

Package any prompt or guide into a polished, on-brand PDF.

No. 03

Turn Your Prompt Into a Reusable Claude Skill

Make a prompt you run once into a reusable Claude skill.

No. 04

The Launch Captain Prompt

The prompt that runs your whole launch, start to finish.

No. 05

Steal Like a Founder

Study any founder's playbook and turn it into your own plan.

No. 06

The Viral Script Builder

Structure any short-form script into a retention-proven format.

the lifestyle edit

The stuff I would text you.

Fashion, pop culture, and the occasional strong opinion.

Read The Lifestyle Edit

the podcast

A podcast is coming.

In the works. Stay close.

Sara Birriell

about

I built the thing. Now I am building the next one.

I took a boutique fitness studio from #60 to #1 franchise-wide, generated close to a million in revenue, and doubled the member base along the way. Now I am building my next company in public, and writing down every prompt, system, and misstep so you do not have to figure it out alone.

Read the full story