<div dir="ltr">Is 'acrylic' not already a value in <a href="https://wiki.openstreetmap.org/wiki/Key:surface">https://wiki.openstreetmap.org/wiki/Key:surface</a> along with a number of others? On the soccer page these are listed as examples of surface, so maybe tennis just needs similar on the wiki?</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, Jun 13, 2020 at 2:08 PM Steve Lee <<a href="mailto:stevel2520@gmail.com">stevel2520@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">I think the lack of proper classification in the wiki may be one of the reasons why these values are used so little.<div>If the number of usage reaches a certain number, I think the renderer will also notice it.<br>ITF's classification of tennis courts is<br>Acrylic, Artificial clay, Artificial grass, Asphalt, Carpet, Clay, Concrete, Grass and Other.<br>There may be no further classification under acrylic, only different brands.</div><div>There is also a classification of the bounce speed of the ball.<br><div>Acrylic surface is not only used in tennis courts, but also in basketball courts, volleyball courts, etc.<br></div></div></div>
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