<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><br><br><div dir="ltr">sent from a phone</div><div dir="ltr"><br><blockquote type="cite">On 17. Dec 2019, at 01:35, Kathleen Lu <kathleen.lu@mapbox.com> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"> <blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex" preoffsettop="361">
To create an accurate postcode polygon from point features you will need a lot of them, so probably already a handful of them would be considered substantial.<br></blockquote><div><br></div><div> This logic seems backwards. Since it would require a lot of point features in order to recreate the polygon (and thus something that looks similar to the original OSM database), it should require a *lot* of points to be considered substantial. </div></div></blockquote><br><div><br></div><div>it _took_ a lot of address points to create the aggregate postcode polygon. The Germans did not survey the polygon, they surveyed addresses</div><div><br></div><div>Cheers Martin </div></body></html>