In terms of income, you will have total flexibility to decide on your working hours, service offerings, pricing and even own your customers. Your income is "limitless" as it depends on the market price you can command and the number of bookings you take.
Of course, it is not compulsory for you to offer your services in StageMetro's marketplace. It is designed primarily as a platform for sharing of passion and craft. However, the services marketplace serves as a good income platform for the times when life circumstances change (e.g. retrenchment, kids, health).