[OSM-talk] Tagging best practices

[marcus.wolschon at googlemail.com]

On Mon, 30 Mar 2009 15:53:12 -0400, PAA <pouletic at gmail.com> wrote:
> What is the preferred way to design tags:
> 
> First scenario
> * One key, multiple values
> * Multiple keys, single values
> 
> Using the proposed shop=pet as an example:
> * grooming=yes: The shop offers pet grooming services
> * kennel=yes: The shop offers kennel (pet keeping or tending) services
> * training=yes: The shop offers obedience training services
> 
> Or
> 
> * service=(grooming;kennel;training)

shop:pet:grooming=yes
shop:pet:kennel=yes
shop:pet:training=yes

sounds reasonable.

> Second scenario
> *One node, multiple functions
> *Multiple nodes, single functions
> 
> The example for this scenario is a subway entrance that is also a bus
> station entrance. Should the node be tagged both
> railway=subway_entrance and amenity=bus_station (er...think it's
> amenity), or should two nodes be created, even though there is one
> entrance (the same situation could as easily apply to an area, too.

If it's in the exact same location and tagging is possible,
I suggest using one node tagged as both.

Marcus