Hello Roberto,
I managed the development of an addin for CRM 2013, to connect LinkedIn to a CRM.
In the LinkedIn developper contract, it's written that it's forgiven to store data coming from LinkedIn.
For CRM 2011, there is a solution proposed by LinkedIn if you have a prenium account.
Regards,
Ju_li3n
Blog: crmandme.blogspot.com Twitter: https://twitter.com/Ju_li3n "Working hard for something we don't care is called STRESS. Working hard for something we love is called PASSION"