How to Start a Screen Repair Business
How to start a phone and screen repair business: skills and training, tools and parts, sourcing quality screens, pricing, warranties, marketing and safety.
How to measure digital signage ROI: setting goals, baseline metrics, sales lift and A/B tests, cost savings, proof of play and calculating payback period.

Digital signage is an investment, so it should earn its keep. Measuring return doesn’t require complex tools, just clear goals and honest comparisons.
Record sales, queue times or other metrics for a few weeks before installing or changing content.
Run one promotion at a time and compare against the baseline or a similar store without screens. Rotate content and see what moves the numbers.
| Goal | Metric |
|---|---|
| Promotions | Units sold of featured items |
| Upselling | Average order value |
| Queues | Perceived and actual wait time |
| Costs | Printing and labour saved |
| Engagement | Proof of play, interactions on kiosks |
ROI = (gains + savings − costs) ÷ costs. Include hardware, software, installation, content and maintenance in costs. Payback period is how long gains take to cover the investment.
A café spends on two menu screens and software. Promoting a high-margin combo raises its sales, and printing costs disappear. If monthly gains plus savings exceed monthly costs, the setup pays for itself over time.
Better content and placement usually improve ROI more than new hardware; see digital menu boards and digital signage software.
It can, especially for promotions near the point of purchase. Measure your own results.
It varies by setup and goals. Clear promotions and cost savings shorten the payback period.
Reports showing when and where content played, useful for promotions and advertisers.
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How to start a phone and screen repair business: skills and training, tools and parts, sourcing quality screens, pricing, warranties, marketing and safety.
LCD, OLED and Mini-LED compared for business use: brightness, contrast, burn-in risk, lifespan and cost, with picks for signage, offices and retail.
How to set up digital signage for a small business: choosing screens and media players, signage software, content that works, installation and the real costs.