How to launch a on-demand multi service business app like Gojek?

One of the popular multi-services apps is the Gojek app and it is one of the billion dollar startup idea in this economy. The tremendous growth of Gojek like app has gotten people inspired to invest in a multi services one-demand business. Here's a guide to startup such business, https://shiftedmag.com/the-secret-behind-the-success-of-muti-services-app-like-gojek/