Crossword Puzzle Sets of boxes

Clue: Sets of boxes

Like some office boxes (INOUT with 5 letters)
Sets of fixed boxes (NESTS with 5 letters)
Sets of tasks, as at an office (WORKLOADS with 9 letters)
Office implement (DATER with 5 letters)
Certain ad offerings (RENTALS with 7 letters)
Canada Dry offerings (GINGERALES with 10 letters)
Comic page offerings (STRIPS with 6 letters)
It offers radio programming in eight aboriginal languages (CBC with 3 letters)
Offers mortgages out of a retro Harlem barbershop? (LENDSINFROPLACES with 16 letters)
Post-office stamp (AIRMAIL with 7 letters)