When it comes to bin collections, who IS the customer?

I'm sure this makes many people cross. It's made me cross for years.

Why is that we, as CUSTOMERS, have to put our rubbish bins in exactly the right place - right at the edge of our property - whereas the bin people (SERVICE PROVIDERS) can leave the bins wherever and however they like?

Before:

After: 

What is going on here? Why is it SO important that we have to leave our bins in exactly the prescribed place, whereas the bin people can chuck them wherever they like with no regard for neatness, safety or access? 

There may be good reasons (I doubt it), but one thing's for sure: they've all lost sight of who the customer actually is here.