sum Email Format

The most common sum email format is [first_initial][last] (ex. jdoe@sum.es), which is being used by 80.0% of sum work email addresses.

Other common sum email patterns are [first][last] (ex. janedoe@sum.es) and [first_initial][last_initial] (ex. jd@sum.es). In all, sum uses 3 work email formats.