How to get add-ins ready for Office 365
From a readiness perspective, when moving to a cloud or hybrid environment you need to look at existing customizations in light of the Add-in model:
• Can customizations be rewritten? Do they need to be, or can out of the box functionality in Office 365 replace them?
• Does your organization have the staff and expertise to create Add-ins?
• How are provider hosted apps to be provisioned and supported? Do you have the infrastructure and web servers needed?
• Are you prepared to support the level of remote interaction at the same performance baselines?
a variety of requirements previously served by full-trust code on-premises. For more information on how to use the add-in model to customize and extend Office 365,