Can I have a summer tyre on my spare if the other wheels are fitted with all-season tyres?

I am thinking of replacing my four summer tyres with all season tyres, for my Skoda Octavia. If I have a puncture is it legal to use my existing spare wheel which has a summer tyre? This wheel is full...

Are rear-wheel drive cars easier to drive in winter conditions if the engine is also rear fitted?

Are rear-wheel drive cars easier to drive in winter conditions if the engine is also rear fitted e.g. as in a Smart?

What cold weather tyres do you recommend for driving in Europe?

I need to take my Jag XF AWD once each year to Luxembourg during October. Do I need cold climate tyres and if so which do you recommend? Priorities are comfort and legal.

Ford Focus (2011 - 2014)

Refined and upmarket feel to the cabin. Comfortable and quiet on the move. More efficient petrol and diesel engines. Better ride quality. Excellent £750 Driver Assist Pack.