# Business

Canonical page: https://sunlocke.com/articles/business

Page type: index

## Summary

Business articles from The Locke Ledger. Gmail, Yahoo and Outlook.com each publish rules for commercial email, and they do not match. What each provider requires as of October 2026, where they differ, and the monthly check that keeps a small sender compliant. Every form field asks a customer to trust you with something. How much information does a small business actually need to keep, and what does asking for too much cost? Meta verification can affect account access, support and some business features. Which process applies to you, and what is worth having ready before you submit anything?

## Page introduction

Business articles from The Locke Ledger.

## Stories

### [What Gmail, Yahoo and Outlook Require From Email Senders](/articles/gmail-yahoo-sender-requirements)

The three largest consumer inboxes agree on how a sender proves its identity and disagree on volume limits, unsubscribe methods and what happens to senders who fall short.

Gmail, Yahoo and Outlook.com each publish rules for commercial email, and they do not match. What each provider requires as of October 2026, where they differ, and the monthly check that keeps a small sender compliant.

Author: Chris Martinez

Section: Business

Story type: Playbook

### [The Enterprise Approach to First Party Customer Data](/articles/enterprise-approach-to-first-party-customer-data)

Large companies set rules for who can see customer information and how long it is kept, and a small business can borrow that habit without buying new software.

Every form field asks a customer to trust you with something. How much information does a small business actually need to keep, and what does asking for too much cost?

Author: Devin Blandino

Section: Business

Story type: Framework Post

### [Meta Business Verification: What Businesses Need to Prepare](/articles/meta-business-verification-what-businesses-need-to-prepare)

Meta asks businesses to confirm who they are in more than one way, and each process can involve different owners, documents and results.

Meta verification can affect account access, support and some business features. Which process applies to you, and what is worth having ready before you submit anything?

Author: Chris Martinez

Section: Business

Story type: Decision Guide