Why is that acceptable to most people?
Is there any difference between doing that from 1 article to using 3 articles?
There is the obivous difference in that you might not get caught with using 3 articles.
What is so hard to go and research a topic and then write on it? And by research I don't mean reading a couple of articles and then consider yourself an expert.
Rob has just done some research for some articles he is writing for a client. He has spent 2 days collecting and reading about the subject, before he wrote a single word. This was a subject neither of us knew anything about.