Ca articleship query

For starting articleship do I need to fill form 102, 103 and 112? What is the procedure of franking and where do I do the franking? Where do I get the non judicial stamp paper or the special adhesive tapes? What are the list of Banks doing franking? Does ICAI do franking? Do I need  to do the franking before filling the forms? Which form needs franking? What  are the other procedures? Is the ITT and Orientation certificates required to be submitted while registering for articleship?