Photo of is property of dcJohn
If your home is in a condominium, instead of having a single mail box, it is likely your mailbox will be one of many like the Commercial Mailboxes you see above.
Now even if you have your feet firmly planted on earth and staying in conventional single or double-storey landed home with a garden, perhaps you may be interested in security as perhaps you often get valuables like cheques, etc., being sent via conventional snail mail. In this case perhaps a high security Commercial Mailbox like the one you see in the photo below:
In many parts of the world, shophouses are popular where you may have a commercial shophouse on the ground floor and residential units in the higher floors. In this case, each residential unit may have its own mail box among many Commercial Mail boxes.