부가 기능
![[경고]](https://addons.thunderbird.net/static/img/developers/test-warning.png?b=b00ed3ed-652d8172)
권한
부가 기능 정보
Been2Long allows you to define a frequency with which you want to email each contact in your address book.
For example, I want to email [email protected] once a week, but [email protected] once every three months.
For example, I want to email [email protected] once a week, but [email protected] once every three months.
