I have my phone number on the Amazon account, and when a new driver starts (they rotate fairly frequently) they usually ring me, and I guide them to the house. They readily accept whatsapp maps too. I now have "Amazon 1" to "Amazon 22" in my phone haha. I also give them a cold Coke in Summer, which seems to boost their memory of where I live significantly. Spain should adopt What Three Words nationwide in my opinion, since, sad to say, the addressing system here is absolutely useless. [https://what3words.com/mansions.womanly.samosa]