inputs.text: early experience - small gps found enter pois prior wish instructions bit clearerafter play awhile 1 2 hrs \\actions\\ become clear simple rewrote summary instructionsedited comment 2nd time first thought longer distance calculations offa viewer wrote commented reference map datum may issuei believe mini gps uses wgs84 system spec doesnt state comes local coordinates match version wgs84after review discovered distance issues mine not mini gps hadnt accounted properly longitude mi derivative function latitude im learningdelivery unit china half time estimate 2 weeks