The Zane Journal

Notes from
the floor.

What we are learning operating Indian commerce, written for the people who have to make the call. No thought-leadership filler.

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Data Analytics

GMV Dropped: A 30-Minute Variance Decomposition Method

A marketplace sales drop is arithmetic, not a debate. Decompose sessions, conversion and ASP in 30 minutes, then act on the single largest driver.

30 Jul 2026 · 8 min read

Operations

The Festive War Room: A 72-Hour Runbook for Sale Events

Festive events are won on freeze dates and decision rights. A 72 hour war room runbook for October 2026, with hour zero checks and teardown deadlines.

30 Jul 2026 · 10 min read

Marketplaces

Browse Node Strategy on Amazon India: Nodes, Filters, Rank

Browse nodes decide filters, rank and fee slab. Audit with the Category Listings Report, fix item type keywords, get Flipkart verticals right once.

30 Jul 2026 · 9 min read

Brand

Counterfeit Takedowns on Amazon and Flipkart: The Evidence Pack

Counterfeit takedowns fail on paperwork. Build the evidence pack, file correctly on Amazon and Flipkart, and use the statutory 48 hour and 36 hour routes.

30 Jul 2026 · 9 min read

Operations

Reorder Points and Safety Stock: The Math Behind No Stockouts

How Indian D2C brands set reorder points and safety stock: lead-time demand, service levels, the formula, and SKU-level tuning that protects cash.

28 Jul 2026 · 9 min read

Operations

TCS and TDS for Marketplace Sellers: Claim What Is Yours

How GST TCS and income-tax TDS work for Indian marketplace sellers, where the money sits, and the monthly routine to reclaim your working capital.

28 Jul 2026 · 9 min read

Operations

Cycle Counting: Inventory Accuracy Without Stopping Work

A practical cycle counting system for Indian D2C and marketplace warehouses: ABC frequency, reconciliation, accuracy targets, and root-cause fixes.

28 Jul 2026 · 8 min read

Operations Logistics

Courier Weight Discrepancy Disputes: A Recovery Playbook

How Indian D2C brands catch and dispute courier weight discrepancy charges: chargeable weight math, evidence, dispute windows, and a weekly recon.

28 Jul 2026 · 8 min read

Data Analytics

Geo Holdouts: Measuring True Quick Commerce Ad Lift

Blinkit and Zepto ROAS overstates impact by claiming organic sales. Run geo holdout tests to measure true incremental lift on quick commerce ads.

28 Jul 2026 · 9 min read

India's Commerce Engine

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