Erik Devash.
For service business owners

Build a business that works better.

Better jobs. Clearer decisions. Less getting stuck in the middle.

Practical ideas for improving how your business earns, sells and runs. Start with the problem in front of you.

Find a useful article

From co-founding Window Tint LA to building Tint Wiz.

The story behind the ideas
Erik Devash holding his 2026 Window Film Hall of Fame award
Photo: Window Film magazine.
2026 inductee

Window Film Hall of Fame

Recognized for helping window film businesses grow through technology, systems, and better operations.

A system from the field

Find the handoff that needs you.

In a flat glass window tint business, the work moves through five connected steps. When the handoffs break, the owner fills the gaps.

The Five-Star Loop is a way to see where the work gets stuck before adding more to it.

  1. 01

    Lead

    Who owns the next step when an inquiry arrives?

  2. 02

    Consultation

    Does every good inquiry get a clear appointment or next step?

  3. 03

    Sale

    Can the customer understand the proposal and how to proceed?

  4. 04

    Installation

    Can the team deliver without pulling the owner back in?

  5. 05

    Five-Star Review

    Does the experience give customers a reason to recommend you?

Then the experience helps create the next lead.Work through the full framework

There’s more than one right direction.

A better business doesn’t always mean a bigger one.

Think through which direction fits
Keep something useful close

Three useful reads.

Browse all 46 articles
Pricing & Profit 2 min read

Pricing for Survival Is Why Businesses Burn Out

Many service businesses stay busy but still burn out. This post breaks down why pricing based on “what you can get” quietly caps profitability, how survival pricing feels logical in the moment, and why sustainable pricing is the difference between staying booked and building a business that lasts.

Marketing & Sales 3 min read

Before Buying More Leads, Follow Up on the Quotes You Already Sent

If inquiries keep coming in but quotes go unanswered, more advertising may add work without fixing the problem. Review open quotes, answer the customer’s remaining questions, and see whether follow-up needs attention before you spend more.

Marketing & Sales 2 min read

Why “I’ll Send It Later” Is Costing You Sales (Service Business Lesson)

Most companies were saying, “I’ll send it later.” That’s where they lost the job.

Notes from the work

Take the idea that helps. Leave what doesn’t.

I write about the work of building a service business: the decisions, the trade-offs, and the things worth doing differently. Each article offers a practical idea to help you choose your next useful step.