In ServiceM8, yes. You can customise the “On the Way” SMS by creating a template named exactly Navigate To Job Template. In the Online Dashboard, go to Settings > SMS Templates > Add SMS Template, and set the template name exactly to Navigate To Job Template. A standard starting message is:Documentation Index
Fetch the complete documentation index at: https://support.servicem8.com/llms.txt
Use this file to discover all available pages before exploring further.
{and_will_be_arriving_in_approximately_x_minutes}. ETA is not available in all conditions, so write the template so it still makes sense when that field is blank.

