'not available' to work (for example, sickness, injured, living abroad, etc) 로 certify 하는 방법도 있고 . . .
stop certifying 하여 inactive 된Unemployment Insurance (UI) claim 을 나중에(claim 자격을 갖출때) reopen 해야 한다 고 하네요.
"All states require that you be ‘available’ for employment in your 'chosen field'.
This usually means that you must be 'available for an interview' or 'to begin working when asked'
by the potential new employer." (EDD)