In 3.3.1 and 3.4.1, the command example addstaff n/Betsy Crowe t/friend e/betsycrowe@example.com a/Betsy street, block 123, #01-01 p/1234567 t/Role: Developer is given in the documentation.
However, I was reminded that "Tags names should be alphanumeric".
(You might want to change the expression to "Tag names should be alphanumeric only" as well.)

In 3.3.1 and 3.4.1, the command example
addstaff n/Betsy Crowe t/friend e/betsycrowe@example.com a/Betsy street, block 123, #01-01 p/1234567 t/Role: Developeris given in the documentation.However, I was reminded that "Tags names should be alphanumeric".
(You might want to change the expression to "Tag names should be alphanumeric only" as well.)