Dictionary

come with the territory en · VERB

Probably an allusion to the territory assigned to a travelling salesman.

(idiomatic) To be a common, and often inconvenient, accompaniment of an occupation, situation, or occurrence.
- Many checkers have been upbraided by lordly writers and editors and big shots of all stripes. Such abuse came with the territory. 1993 June 25, Richard Sacks, “Opinion: At The New Yorker, They Take Their Fact Checking Seriously”, in New York Times, retrieved 28 Oct 2012:
- Impatience . . . is chronic in the mass media. Indeed, it comes with the territory. 2009 March 19, Joe Klein, “Don't Panic — At Least Not Yet”, in Time:
- When one decides to raise sheep, he accepts the fact that coyotes come with the territory. 1974 July 30, Jim Fiebig, “Problem Solving”, in Observer-Reporter, Pennsylvania, USA, retrieved 28 Oct 2012, page A4:
- Johnny Carson's three-year tenure as top man of "Tonight" leaves him less edgy than any of that grind's predecessors and he has a fine relaxed philosophy about the side irritants of the nation's favorite chatterthon: "Loss of privacy comes with the territory." 1965 November 29, Jack O'Brian, “The Voice of Broadway”, in Palm Beach Daily News, retrieved 28 Oct 2012, page 4:

Spelling	Features	Source
came with the territory	Tense=Past	lexicographic
comes with the territory	Number=Sing, Person=3, Tense=Pres	lexicographic
come with the territory	Tense=Past, VerbForm=Part	lexicographic
coming with the territory	Tense=Pres, VerbForm=Part	lexicographic