How much should I aim to get reduced off the price of a used car?

When making a cash offer to a franchised dealer for a used car, what would be a reasonable percentage deduction of the asking price to suggest?

I only do around 1000 miles a year - would a hybrid suit my needs?

My current car is a BMW 320i, bought new in 2014 and has 12,800 miles on the clock. Would my usage suit a hybrid or would the battery be a problem with such low mileage?

Is a hybrid car a good choice for long distance driving?

I regularly drive from York to Stirling and all points inbetween for my new job I'm not paid very much so would the Suzuki Ignis mild hybrid do the job?

I do 25,000 miles a year - is a hybrid a good choice?

I do around 25,000 miles per year and am looking for a new vehicle. Much of my mileage is long distance (four trips each weekend of 90 miles) but travel during the week is often short commutes to work...