Describe practical disadvantages
Time consuming, needs training, stressful, needs skills, characteristics restricts
Describe ethical problems
No consent, right to withdrawal
Describe representativeness
Small sampe
Describe reliability
Depends on skills and characteristics so isn’t reproducible
Describe bias and lack of objectivity
Going native - Maurice punch
Loyalty
Describe validity
Selects what facts are worth recording
Hawthorne effect
Describe lack of concept of structure
Focuses on micro levels it ignores wider structure that shape our behaviour ie class