Start from the tickets you already answer
The best documentation is not the longest library. Pull the last month of tickets and write the ten how-to themes that repeat. That is how knowledge base software earns trust with support teams.
Keep reading in this cluster: What Is Contextual Documentation for SaaS…, In, Customer Support Best Practices for SaaS…, and Knowledge base software.
Write for scanning
Lead with the outcome. Use action titles. Prefer numbered steps and screenshots over long prose. Present tense and second person (“Click Settings”) beat passive voice. Customers should find the answer in under a minute.
Publish where people look
A portal help center is for shareable links and SEO. Contextual documentation inside the product widget is for mid-task unblock. Publish once to both whenever you can. Read contextual documentation for the strategy.
Keep docs next to shipping
When a release lands, update related articles the same day you publish the changelog. Stale help destroys trust faster than missing help. Archive retired UI before agents paste the wrong steps.
Make articles part of first reply
Add article links to macros and shared replies. If support still rewrites the same paragraph weekly, that article is incomplete or hard to find. Review monthly and promote the next highest-volume theme.