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The most common Optimum CRO email format is [first][last_initial] (ex. janed@optimum-cro.com), which is being used by 100.0% of Optimum CRO work email addresses. Other common Optimum CRO email patterns are [last] (ex. doe@optimum-cro.com) and [first]_[last] (ex. jane_doe@optimum-cro.com). In all, Optimum CRO uses 9 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first][last_initial] | janed@optimum-cro.com |
100.0%
|