In all honesty if you start listing at marketplaces with 15,000 followers, a first sale can come in a matter of days.
The process of getting more commonly or periodically can be dragged out for a week or and then grow again and again every 2-6 weeks.
To get one sale a day will take around a year of consistently building up your social network properties. To the best of all means it may take even longer to return costs on simple things and to scale above and beyond in order to live off it.
Plan to increase multiple accounts at once in order to save time... Social Media efforts have growth in many ways, even at the beginning for some while other age with the account in question. So always be sure to dwelve with numerous income models during your research.