How to show the forms library item data to which workflow is attached in the infopath based task form

I have an infopath forms library list in my SharePoint site. (Forms library is basically a document library whose content type is of InfoPath forms type or xml document type) This list holds the request forms which end users submit using the browser based infopath form.
I have my custom workflow developed in VS 2005 attached [...]

SharePoint & Windows Workflow Foundation – (Sequential, State Machine Workflows, InfoPath Forms)

Below are the plethora of links to learn Workflows and its integration with SharePoint using InfoPath forms and or ASPX pages. You will find here some nice resources for State Machine Workflows in particular.
If you are new to workflow development then as a 1st step towards it, learn sequential workflows. Either read my former [...]