July 12, 2014 4:27 PM EDT
Define your target market: geo, age, price, etc
It would be smart to do a SWOT analysis, and find potential competitors.
After these steps you'll able to find / identify wholesalers, suppliers, shoe-makers on Google and / or attend fairs.
SIRSoft: Small business consulting http://www.sirsoftconsulting.com/business-consultant.php
This post was edited by RadioConsultant at July 12, 2014 5:15 PM EDT