Blog · 296 articles

Notes on selling online

Practical guides on Shopify, e-commerce, and the craft of running an online store — written by the team behind Polo Themes.

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Shopify storefront performance investigation linking a slow product hero, app scripts, Liquid rendering, and mobile interaction to measured fixes

Guides · August 23, 2026

How to Speed Up Your Shopify Store

Speed up a Shopify store by measuring real journeys, isolating the slow stage, and fixing high-cost images, scripts, apps, Liquid, fonts, and content.

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Shopify product-page trace separating a hero image LCP delay, variant-picker INP task, and review-widget CLS movement

Guides · August 23, 2026

How to Improve Core Web Vitals on Shopify

Improve Shopify Core Web Vitals by reading field distributions, tracing LCP, INP, and CLS separately, and validating targeted theme fixes on real journeys.

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Mobile Shopify product journey showing compact navigation, responsive media, reachable option controls, cart feedback, and checkout handoff

Guides · August 23, 2026

Shopify Mobile Optimization Guide

Optimize Shopify for mobile by preserving buying hierarchy, reducing hidden downloads, sizing controls, and testing difficult product journeys on real phones.

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Shopify responsive image workflow comparing source crop, CDN width candidates, mobile request, LCP priority, and stable reserved space

Guides · August 23, 2026

How to Optimize Images on Shopify

Optimize Shopify images with purposeful source media, responsive markup, correct priority, stable geometry, and tests of the browser’s actual request.

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Shopify script audit mapping apps, pixels, tag-manager entries, theme remnants, execution cost, page scope, and removal evidence

Guides · August 23, 2026

How to Reduce App Bloat & Slow Scripts

Reduce Shopify app bloat by inventorying scripts, measuring page-specific cost, removing obsolete integrations, and narrowing retained features.

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Shopify theme speed-test worksheet comparing mobile Lighthouse trials, field Core Web Vitals, product traces, and before-after medians

Guides · August 23, 2026

How to Run a Shopify Theme Speed Test

Run a repeatable Shopify theme speed test with field data, controlled Lighthouse trials, median results, traces, and journey regression checks.

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Shopify product template mapping Liquid title, image, price, availability, variants, and reviews into a validated JSON-LD schema graph

Guides · August 23, 2026

How to Add Structured Data/Schema on Shopify

Add Shopify JSON-LD from authoritative Liquid data, avoid duplicate Product graphs, validate variants and offers, and monitor deployed markup.

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Optimized Shopify product page connecting gallery, variant picker, price, availability, product form, delivery details, evidence, and mobile performance

Guides · August 23, 2026

How to Optimize Your Shopify Product Pages

Optimize Shopify product pages around product understanding, variant truth, fast media, accessible buying controls, evidence, and measurable outcomes.

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Shopify collection page audit showing collection scope, product grid, filters, sorting, pagination, empty results, and mobile controls

Guides · August 23, 2026

Shopify Collection Page Best Practices

Build Shopify collection pages around clear scope, useful filters, stable sorting, complete product cards, accessible controls, and measurable discovery.

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Guides · August 23, 2026

How to Add Trust Badges to Shopify

Add only verifiable Shopify trust badges, place them beside the claim they support, preserve accessibility, and avoid implying nonexistent guarantees.

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Shopify cart and checkout journey showing line-item editing, discounts, delivery estimates, total review, checkout handoff, failure recovery, and confirmation

Guides · August 23, 2026

How to Optimize the Shopify Cart & Checkout

Optimize Shopify cart and checkout by preserving item truth, exposing total commitment, handling updates and failures, and respecting checkout boundaries.

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Shopify merchandising map connecting a selected coffee brewer to a better-fit model, filters, beans, and replacement accessories at distinct journey stages

Guides · August 23, 2026

How to Set Up Upsells & Cross-Sells

Set up useful Shopify upsells and cross-sells with complementary products, clear offer rules, reliable product data, and guarded measurement.

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