Zoho CRM's migration from API v1.0 to v2.0

Zoho CRM's migration from API v1.0 to v2.0

Help!  I am trying to get a step by step guide on how to migrate from API v 1.0 to 2.0.  I have watched the webinar (before I got lost) and I have searched for guides and tried the live support but I am getting absolutely nowhere.  They are saying to contact my API developer but I don't have one!  I am at the point of finding an alternative to Zoho,