Added a section on Regions to Key Concepts.

Author: RoseHJM

articles/dev-box/concept-dev-box-concepts.md

@@ -61,6 +61,12 @@ To learn more about native Microsoft Entra join and Microsoft Entra hybrid join,
 
 The virtual network specified in a network connection also determines the region for a dev box. You can create multiple network connections based on the regions where you support developers. You can then use those connections when you're creating dev box pools to ensure that dev box users create dev boxes in a region close to them. Using a region close to the dev box user provides the best experience.
 
+## Azure regions for Dev Box
+
+Before setting up Dev Box, you need to choose the best regions for your organization. Check [Products available by region](https://azure.microsoft.com/explore/global-infrastructure/products-by-region/?products=dev-box) and [Azure geographies](https://azure.microsoft.com/explore/global-infrastructure/geographies/#choose-your-region) to help you decide on the regions you use. If the region you prefer isn’t available for Dev Box, choose a region within 500 miles.
+
+You can specify a region for your dev center and projects. Typically, these resources are in the same region as your main office or IT management center. You can select different regions for your dev boxes, putting them close to the developers who use them.
+
 ## Dev box pool
 
 A dev box pool is a collection of dev boxes that you manage together and to which you apply similar settings. You can create multiple dev box pools to support the needs of hybrid teams that work in different regions or on different workloads.

articles/dev-box/quickstart-create-dev-box.md

@@ -28,7 +28,7 @@ To complete this quickstart, you need:
 
 Microsoft Dev Box enables you to create cloud-hosted developer workstations in a self-service way. You can create and manage dev boxes by using the developer portal.
 
-Depending on the project configuration and your permissions, you have access to different projects and associated dev box configurations.
+Depending on the project configuration and your permissions, you have access to different projects and associated dev box configurations. If you have a choice of projects and dev box pools, select the project and dev box pool that best fits your needs. For example, you might choose a project that has a dev box pool located near to you for least latency.
 
 To create a dev box in the Microsoft Dev Box developer portal: