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FIELD NOTES & PLAYBOOKS

Guides for founders and product teams, page 2.

Plain-English playbooks on app and software costs, MVPs, mobile apps, ERP and CRM, AI and industry products, written for founders and operators who value execution over fluff.

Business Software · 8 min read

WhatsApp Business API: How It Works and How to Use It for Sales and Support

How the WhatsApp Business Platform works, how it differs from the app, templates, opt-in, CRM integration and chatbots.

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Mobile & Web · 7 min read

PWA vs Native App: Which Should You Build for Your Business?

Installation, offline use, notifications, device features, store presence and cost: when a PWA is enough and when you need a native app.

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Business Software · 9 min read

Legacy Software Modernisation: How to Replace Old Systems Without Stopping the Business

Signs it is time, rehost vs refactor vs rebuild, the strangler approach, data migration and a staged cutover for legacy systems.

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Cloud & DevOps · 8 min read

AWS vs Azure vs Google Cloud for Startups: How to Choose Your Cloud

Services, team skills, startup credits, India regions, cost control and lock-in: how to choose between AWS, Azure and Google Cloud.

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Enterprise AI · 8 min read

Generative AI Use Cases for Business: Practical Places to Start

Practical generative AI use cases for support, sales, operations, finance, HR and product, and how to pilot and measure them.

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Enterprise AI · 8 min read

How to Reduce AI Hallucinations in Chatbots and Business AI Features

Why AI models hallucinate and the practical techniques that reduce it: grounding, citations, refusal rules, checks and testing.

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Product Strategy · 7 min read

How to Write User Stories That Developers Can Build From

The user story format, acceptance criteria, the INVEST checklist, real examples and the mistakes to avoid.

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Mobile Engineering · 8 min read

App Store Optimisation (ASO): How to Get Your App Found on Google Play and the App Store

App name, keywords, screenshots, ratings and localisation: how ASO works on Google Play and the App Store, and what to do first.

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Costs & Planning · 9 min read

What Decides App Development Cost in India? The 9 Factors Behind Every Quote

The nine factors that decide what an app costs in India: features, platforms, design depth, integrations, admin tools, data, security, team and support.

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Costs & Planning · 8 min read

How Long Does It Take to Build an App? A Realistic Timeline, Phase by Phase

A phase-by-phase app timeline from discovery to store review, the things that slow projects down and how to get a first version in front of users sooner.

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Mobile Engineering · 8 min read

React Native vs Flutter: Which Should You Choose for Your App in 2026?

React Native and Flutter compared on language, performance, interface, hiring and web code sharing, with clear rules for when to pick each.

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Mobile Engineering · 7 min read

Native vs Cross-Platform App Development: How to Choose for Your Product

When to build native with Swift and Kotlin and when cross-platform with React Native or Flutter makes more sense, explained for founders.

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