Labels:text | screenshot | font | rectangle | number OCR: Customet Update: SMTA Figure 2 - A coarse-grained component represents the service Customer Update'. This contains specific steps such as saving to the database and recording the time of the transaction. It also uses com. ponents in the medium-grained level to perform merging of duplicated addresses, validation, and mail management. Similarly, components in the medium-grained level use fine-grained components to perform specific tasks such as address matching and protocol wrapping.