I think the first two groups are relatively easy. I think the third aren't really people who have labour values, but they are working class people with genuine concerns, albeit ones stirred up my the Sun, Express, Mail, etc. A lot of those will never be won over, as they are really conservative people.
1. As earlier posted they are appearing, and as active supporters. I've not witnessed such an increase in numbers at our meetings for over 30 years. 2. Corbyn is not a "politician in general" hence the above. 3. **** em, can do without them.