Do not use brackets to enclose parenthetical statements inside other parenthetical statements. Rewrite the sentence to eliminate the need for brackets.
Preferred |
Discouraged |
To comply with the European Telecommunications Standards Institute (ETSI), the shelves fit either 300 mm bays or 600 mm bays. |
The shelves fit either 300 mm bays or 600 mm bays (to comply with the European Telecommunications Standards Institute [ETSI]). |
