Lifehacks: insights from people who build products

How to plan a travel app: choose the moment of the trip you serve, find where flight, stay and map data comes from, handle payments the way Apple and Google require, and work offline.

A fixed price works when you can describe the finished software before work starts. Six signs your project can’t be described that way yet, what each one costs you, and the models and first steps to use instead.

Eight ways an enterprise CRM build goes wrong after the build-or-buy decision, the early warning sign for each, and what to do instead, with examples from Hays, SmartBuilding and a $100M fund.

The contract with a software agency decides who owns the code, what “done” means, what a change costs and how you leave. Ten pitfalls to check before you sign, including a new one: code written with AI tools.

A utility app looks like one button, but the button can hide a server network, a research problem, hardware or an App Store rule. Five difficulties, how to check each one in a week, and what a first version costs.