Determine first destination

[RouteXL]

Here is an example for time windows:

Definition of ready and due in api

Time windows are indeed relative. The start point is always 0 minutes. Using ready time 180 and due time 360 is correct. Note that these need to be in an array “restrictions”, e.g. {"name":"location1","lat":"51.33","lng":"4.18","restrictions":{"ready":180, "due":360}} You may check the results using the website. The “Import” button can now be used to import the JSON you send to the API. If you have doubts about a route, please share your input and the results here or send them via email info@…