What do you think of Amazon's move to online grocery delivery? Does it give the company a competitive advantage? Identify one of your favorite

What do you think of Amazon's move to online grocery delivery? Does it give the company a competitive advantage?

Identify one of your favorite grocery stores. What attracts you to it? Can you think of anything the store has done to draw your patronage and stop you from buying online? Is there anything further they could do to retain your loyalty?