For most businesses the first argument for cloud is cost. Servers are expensive, maintenance is constant, and scaling traditional infrastructure takes both time and capital. It is a reasonable place to start — and a poor place to stop.
Where the value actually lands
Companies that have been through a migration rarely describe the benefit as a smaller bill. They describe being able to try something on Monday and know by Friday whether it worked.
That is a change in the cost of being wrong. When provisioning an environment takes ten minutes instead of six weeks, the organisation can afford to test ideas it would previously have had to argue about in the abstract.
The cost trap
Cloud spend grows quietly. Environments left running, over-provisioned instances and storage nobody owns will erase the savings that justified the move in the first place.
Put cost visibility in place before migrating, not after the first alarming invoice. Tag everything by owner, review monthly, and give teams the ability to see what their own decisions cost.