# Ask vendors in writing

Lesson 4 of [Run a GPU cloud trial before you commit](https://gpuclouds.fyi/academy/run-a-gpu-cloud-trial.md), 12 minutes.

A catalogue page is not a quote. Send each vendor the same brief and the same questions. Keep the answers. Send a workload brief State the device requirement, the runtime pattern, the data sensitivity and the region you need. Ask the vendor to separate confirmed capacity from capacity that is only l…

The rest of this lesson is for learners enrolled in the course. [See how Run a GPU cloud trial before you commit works](https://gpuclouds.fyi/academy/run-a-gpu-cloud-trial.md).

Also on the [web page](https://gpuclouds.fyi/academy/run-a-gpu-cloud-trial/ask-vendors-in-writing).