Can I drive my Tiguan in two-wheel-drive for better fuel economy?

Can a VW Tiguan 4 Motion be switched to driving in 2WD mode? If yes, will the fuel economy improve?

Do tyres on an AWD car wear quicker than a two wheel drive car?

What would the average lifespan of tyres on a 4x4 be? Do they wear quicker than a two wheel drive car?

Should I get 2WD or AWD?

I've decided to buy a new or nearly new Toyota RAV4 and need a quick delivery after lockdown. Don’t really need AWD but like the security of extra traction. We live in a town centre and do about 10,000...