Answer:

fax

Answer	Crossword Clue
FAX	Send, nowadays
FAX	Communication
FAX	Send via telephone

FAX	Office communication
FAX	Office arrival
FAX	Document-tfr. method
FAX	Transmit electronically
FAX	Office machine
FAX	Interoffice memo, maybe
FAX	Phoned document
FAX	Business transmission

FAX	Feature of some modems
FAX	Send via modem, perhaps
FAX	Send business documents, in a way
FAX	USPS alternative
FAX	E-mail alternative
FAX	Send via phone
FAX	Transmit, in a manner
FAX	Transmit copy

FAX	Convenient copy sender
FAX	Send via phone line
FAX	Telephonic transmission
FAX	Send, in a way
FAX	Email alternative
FAX	Copier cousin
FAX	Modern communique
FAX	Office purchase

FAX	Send on an impulse?
FAX	Business card word
FAX	Send electronically
FAX	Snail-mail alternative
FAX	Transmit, in a way
FAX	Transmit by wire
FAX	Phoned-in document
FAX	Send via phone lines

FAX	Transmit telephonically
FAX	Office staple
FAX	Telecopy
FAX	Send, as sheets
FAX	Staples purchase