The most common and most likely answer to this crossword clue is the 5 plus 5 letter word MIXED MEDIA
I've seen this crossword clue in The Times
M
I
X
E
D
M
E
D
I
A
Buddy explains!
The straight part
We know that "integrated methods of communication" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case integrated methods of communication = mixed media.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.