Answer:

tele

Answer	Crossword Clue
TELE	Cast opening?
TELE	Communication prefix
TELE	Communications leader?

TELE	Graph and phone starter
TELE	Marketer's lead-in
TELE	Phone starter
TELE	Prefix for graph or phone
TELE	Vision starter
TELE	Gram beginning
TELE	Introduction to graphics?
TELE	Marketing intro?

TELE	Phone intro?
TELE	Vision lead-in
TELE	PrompTer beginning
TELE	Starter with gram or graph
TELE	Graph header?
TELE	Start to commute?
TELE	Prefix with vision
TELE	Far (prefix)

TELE	Prefix for marketing
TELE	Sort of marketing?
TELE	Prefix on photo or commute
TELE	Part of TV
TELE	Port beginning?
TELE	Phone or port opener
TELE	Prefix for commuting or computing
TELE	Cast leader?

TELE	Conference beginning
TELE	Phone front?
TELE	Phone or vision lead-in
TELE	Prefix with port
TELE	Marketing head?
TELE	Phony opening?
TELE	Port opener
TELE	Start to type?

TELE	Communications prefix
TELE	Graphic introduction
TELE	Prefix with photo
TELE	TV part?
TELE	Graphic starter