Azure.com - Fastest and easiest
Microsoft Representative - Intended for large organizations
Microsoft partner - Partner provides access to Azure, manages billing and provides support.
Azure subscription - a logical container used to provision resources in Azure.
You might want to create additional subscriptions to separate:
Environments - development and testing
Organisational structures - different departments
Billing - manage and track costs
You may also need additional subscriptions due to subscription limits as they have hard limits, such as the max number of Express Route circuits per subscription is 10.
Azure Knowledge Center
Microsoft Tech Community
Azure Feedback Forums
Billing and subscription management support
Azure Quickstart Center
Azure Service Health
|Best for||Non-critical workloads||Production workloads||Business-critical workloads|
|Reactive technical support||1 business day||1 hour for critical||1 hour and priority tracking for critical|
|Proactive technical support||N/A||N/A||Access to a pool of technical experts|