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Recommendations we give customers repeatedly — how to request the right data, keep it fresh, handle failures, and stay within rate limits as you grow.

Scopes

Request only the data you need, and explain that to your customers.

How syncing works

Full syncs, delta syncs, and how often data refreshes.

Webhooks

React to changes instead of polling the API.

Error handling

Kombo’s error codes and how to respond to each of them.

Concurrency limiting

Stay within rate limits when your request volume grows.

Troubleshooting

Investigate failing actions and unexpected data before contacting support.

Common misunderstandings

Misconceptions and clarifications

Assumptions about unified APIs that trip teams up during implementation.