Hi Vishal,
Thanks for contacting Syncfusion forums.
1. Yes, it possible to use MVC3 template project to work with
Syncfusion products. You can also migrate it to Syncfusion project using
migration utility. Please refer the below given links which gives more details
on your requirement.
http://help.syncfusion.com/ug/asp.net%20mvc/common%20mvc/documents/migrationutilitysupp.htm
http://help.syncfusion.com/ug/asp.net%20mvc/tools/documents/addessentialtoolstotheapplicationrazor.htm
2. Can you please share some more details regarding this requirement?
Regards,
Varalakshmi