Design Notes

Insights & Guidelines

The design guidelines and engineering practices we follow across our products, written up as standalone references.

Real Estate

A Sensible Tenant Screening Checklist (And What Not to Do)

Screen for ability to pay and track record — not for who someone is. Six questions you can ask anyone, three signals worth watching, and the lines you shouldn't cross.

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Real Estate

Deposits Done Right: How to Collect, Document and Return Them

Most deposit disputes aren't bad faith — they're two memories with no evidence. From lease clauses and move-in photos to wear-vs-damage and return deadlines, here's the full deposit lifecycle.

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Real Estate

How to Cut Vacancy: A Checklist From Listing to Signature

Vacancy is a landlord's most expensive cost — billed daily. A full checklist covering listing prep, channels, viewings and closing speed, to keep empty days to a minimum.

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Real Estate

The Math of Rent Pricing: Not "As High As Possible," but Rent vs. Vacancy

Listing $50 higher and sitting empty three more weeks loses to a lower price that lets in a week. Pricing is a trade with vacancy. Three anchors, the data point that tells you when to cut, and a few pricing-psychology tricks.

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Real Estate

Managing a House Share: Per-Room Books, Common Areas and House Rules

A room-by-room rental out-earns a whole-unit lease and cuts single-tenant risk — but the books must split per room and the rules must be written first. The three core skills: split accounting, shared spaces, and a house rule sheet signed before move-in.

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Real Estate

How to Ask Tenants for Rent Without Damaging the Relationship (With Copy-Paste Templates)

Chasing rent isn't a confrontation — it's keeping both sides aligned. Four principles: be early, be specific, leave a face-saving exit, keep it in writing. Plus ready-to-copy templates for three stages.

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Real Estate

How Landlords Should Track Rent: From Paper Ledgers to On-Device Apps (2026)

A landlord's books are not personal finance: receivables aren't receipts, deposits aren't income, and vacancy is a cost. The four common ways to track rent, the six things worth recording, and the five checks that actually matter when picking a tool.

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Real Estate

Sublet Math: Acquisition Rent, Re-Rent, Vacancy and Paying the Owner

Sublet profit = rent collected − rent paid to the owner − vacancy loss. Simple on paper, but mix the two money lines and a couple of empty months and the books are gone. Here's the correct structure for a sublet ledger.

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Health

How to Choose a GLP-1 Tracker App (2026)

Cycle, titration, site rotation, side effects — GLP-1 tracking is not generic health logging. The dimensions that matter, the landscape, and an honest "who is this for".

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Health

Logging GLP-1 Side Effects: What to Record and When to Call Your Doctor

Most side effects show up in the escalation weeks — common doesn't mean ignore. The details worth recording, the situations that mean calling your doctor now, and how a log changes the conversation.

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Health

GLP-1 Injection Site Rotation: A Simple Guide

Abdomen, thigh, or upper arm — all approved, but repeatedly hitting the same spot causes trouble. The approved sites, why rotation matters, and a rotation pattern you can actually keep.

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Health

How to Track Your GLP-1 Injections (and What's Actually Worth Logging)

A log earns its keep in the few minutes of your next appointment. Five things worth recording, three you can skip, and paper vs spreadsheet vs app.

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Design

App Icon Design: What Makes It Instantly Recognizable

Where "recognizable at a glance" comes from: one symbol, whitespace as structure, sharing the work with the system, restraint in color — Apple and Google are really describing the same thing.

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