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Frequently Asked Questions for stiftung warentest elektroheizung Test: Wärmepumpen heizen zuverlässig – auch in älteren Häusern

How can I keep a support request clear when several people respond?

Identify any deadline that affects the unresolved request. Ask for confirmation when new instructions replace earlier guidance.

What should I clarify before asking to separate parts of an order?

Clarify whether the recipient or account arrangement should remain the same. Avoid placing duplicate orders to approximate a requested separation.

How can I check whether a purchase involves ongoing commitments?

Check what happens at the end of a disclosed initial period. Proceed only with a clear understanding of any stated continuing obligations and how they are managed.