The GOSH Blog
eCommerce marketing insights.
Strategies that work, tactics we've tested.
Start here
The guides we send new clients first.

The Complete Klaviyo Guide for 2026
How to run Klaviyo properly in 2026: flows, segmentation, SMS, deliverability, compliance, benchmarks. The complete playbook built from patterns from client accounts. What moves revenue.
Read more
iOS 27 Ships in 8 Weeks: How to Prep Your Meta Attribution Now
iOS 27 launches September 2026. If your Meta attribution never fully recovered from iOS 26, iOS 27 will make it worse. The 4-step prep playbook: CAPI, Klaviyo first-party pipeline, blended-ROAS reporting, from a Klaviyo Gold Partner running 150+ DTC accounts.
Read more
Klaviyo Flow Revenue Benchmarks 2026: Campaign vs Flow
Klaviyo flow revenue benchmarks and Klaviyo campaign revenue benchmarks in one place: campaign vs flow revenue share, per-recipient figures from Klaviyo's 2026 reports, and how much revenue should come from flows.
Read more
DPDP Act 2023 Klaviyo Compliance Checklist for Indian D2C Brands
India's DPDP Act is enforcement-active in 2026. This is the Klaviyo + Shopify compliance checklist Indian D2C brands need, consent tracking, data deletion workflows, SMS TRAI-DLT, and the specific Klaviyo settings that make you compliant instead of exposed.
Read moreGet eCommerce marketing tactics in your inbox
One email per week. Real tactics from real campaigns. No fluff.

What Good Ecommerce Agency Reporting Looks Like (Template)
See what a useful ecommerce agency report includes beyond ROAS: blended MER, CAC, contribution margin, holdouts, and a copyable marketing report template.
Read more
How to Increase Repeat Purchase Rate on Shopify (By Purchase Cycle)
Increase repeat purchase rate on Shopify. Calculate time between orders, trigger the second purchase by cycle, turn one-time buyers into repeat customers.
Read more
Klaviyo Alternatives 2026: 9 Email Platforms Compared
Klaviyo alternatives for eCommerce: Attentive, Omnisend, Brevo, Maestra, Mailchimp, Postscript, and more. Feature comparison, pricing, and which to choose.
Read more
Klaviyo vs Attentive 2026: SMS, Email, Pricing
Klaviyo vs Attentive in 2026: SMS vs email depth, pricing, and when a separate SMS platform is worth it for Shopify brands.
Read more
Klaviyo vs Brevo 2026: Which Email Platform for eCommerce?
Klaviyo vs Brevo comparison for Shopify brands: pricing, eCommerce features, segmentation depth, and which platform wins for different business sizes.
Read more
Klaviyo vs Yotpo 2026: Email Platform or Reviews + Loyalty?
Klaviyo vs Yotpo comparison for eCommerce: email marketing depth vs reviews + loyalty platform. Which tool you need depends on what problem you're solving.
Read more
Shopify Google Ads Audit: Where Your Budget Leaks (Search Terms, PMax, Brand)
Shopify Google Ads audit: find budget leaks in search terms, Performance Max, brand cannibalization, and placements before you burn another month's spend.
Read more
How to Choose a Klaviyo Agency: 15 Questions
Evaluating Klaviyo agencies? Here are the 15 questions that separate real expertise from pitch decks, plus red flags to walk away from.
Read more
The Complete Klaviyo Account Audit Checklist (48 Points)
Run this 48-point Klaviyo audit checklist to find revenue leaks in your flows, segments, deliverability, reporting, forms, and integrations before they cost you another month of sales.
Read more
Klaviyo Agency vs Freelancer vs In-House: Which Fits Your Stage?
Should you hire a Klaviyo agency, freelancer, or build in-house? Here's an honest breakdown by revenue stage, list size, and complexity, including when an agency isn't the right call.
Read more
Is Klaviyo Over-Reporting Your Email Revenue? How to Run a Holdout Test
Klaviyo says email drove $50K. Your backend shows $28K. Here's how to run a holdout test to measure the real incremental lift email actually delivers.
Read more
Why Did My Meta ROAS Drop? 4-Ratio Diagnosis
Meta ROAS dropped? Walk through this diagnostic to isolate which ratio moved (CPM, CTR, CVR, or AOV) and fix it before you waste more budget.
Read more
Break-Even ROAS & MER: Know Your Real Profit Line
Calculate your break-even ROAS and understand MER vs ROAS so you know exactly when your ads are profitable. Includes step-by-step formulas and worked examples.
Read more
Why Is My Klaviyo Revenue Down? Step-by-Step Diagnostic
Klaviyo revenue down? Walk through this diagnostic to find what broke and fix it before you lose another week of email sales.
Read more
Meta's AI Assistant in Ads Manager: What to Let It Touch (And What to Keep Manual in Q4)
Meta's AI business assistant can now create campaigns and change budgets via conversational prompts. Here's what to automate heading into Q4 2026, and what still needs human control.
Read more
AI Shopping Traffic Is Surging This Holiday: How to Make Your Shopify Catalog Show Up in ChatGPT
Adobe projects AI-referred traffic to rise 130% this holiday season. Shopify Agentic Storefronts makes your products discoverable in ChatGPT. Here's how.
Read more
Klaviyo SQL in Composer: 10 Questions to Ask Your Data Before BFCM
Klaviyo added SQL to Composer at K:BOS 2026. Ask your Klaviyo data the right questions before Black Friday and get answers that used to need a data team.
Read more
Meta's Customer Lifecycle Strategy is Open to Everyone (How to Feed It Klaviyo Lists)
Meta opened Customer Lifecycle Strategy to all advertisers on 6 Oct 2026. Here's how to exclude existing customers with Klaviyo audience sync.
Read moreWant us to do this for you?
Book a free strategy call. We'll look at your setup and tell you where the revenue is hiding.
Pick a Time30 minutes. No pitch deck. Just your data and our honest take.