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revision (Data collection (Questionnaires / surveys (Advantages (Easy to…
revision
Data collection
Questionnaires / surveys
Advantages
Easy to analyse
Disadvantages
Not very detailed
Email
Advantages
Can send to as many people as you want
Disadvantage
May not always work or get to the correct person.
Sensors
Advantages
No need to have a person present
Disadvantages
Must be set up carefully or wont work
Interviews
Advantages
(Unstructured) you are able to ask questions the following on from one from the previous one.
Disadvantages
(structured) you have to stick to the questions you have written.
Consumer panels
Advantages
You can use them quickly and efficiently
Disadvantages
They don't give you much quality higher than a focus group
Loyalty schemes
Advantages-
get information on what products get bought the most
user profile
know what offers to put on on certain days
Disadvantages
have to buy regularly to get free vouchers on stuff you regularly buy.
Statistical reports
Advantages
they are precise
Disadvantages
costly and time consuming
Secondary research methods
Advantages
Saves time
Disadvantages
May not be valid