mailboxes "+Informal/Informal" "+Informal/Informal.bin" "+Informal/Informal.drafts" "+Informal/Informal.sent" "+Main/Main" "+Main/Main.bin" "+Main/Main.drafts" "+Main/Main.sent" "+Personal/Personal" "+Personal/Personal.bin" "+Personal/Personal.drafts" "+Personal/Personal.sent" "+Work/Work" "+Work/Work.bin" "+Work/Work.drafts" "+Work/Work.sent"