Comparing the stages in a consumer and organizational purchase decision process reveals key differences. in organizations, the stage is more formal, often involving a vendor rating system.

Buying

Explanation:

Companies usually work with procurement departments in order to rate and choose the best Vendor for it needs.

Purchasing or procurement or buying stage

Explanation:

The purchasing stage or buying stage or procurement stage is the stage in which terms and conditions of  things to purchase are reviewed and also involves the pricing of goods and services that is to say the process of buying or purchasing goods and services. In this stage the vendor rate in order to evaluate the quality of the goods and services that is the analysis of the goods and services.