Overuse of jargon- Jargon refers to technical terms that are only familiar to those within a specialised field or area
Emotive language and leading questions- sometimes a researchers attitude towards a particular topic is clear from the way in which the question is phrased
Double- barrelled questions and double negatives- a double barrelled question contains two questions in one, the issue being the respondent may agree with one half of the question and not the other