Final answer:
Service by mail is deemed complete three days following the day the paper to be served is deposited in the United States mail.
Step-by-step explanation:
In law, service by mail is deemed complete three days following the day the paper to be served is deposited in the United States mail.
For example, if a document is mailed on Monday, it is deemed served on Thursday.
This rule applies when using certified mail, as well as other methods of mail service.