When used in conjunction with an employee self service device CAL, a Dynamics CRM limited use additive device CAL allows a computer or other device full read access and limited write access to a Dynamics CRM server. The full use additive device CAL may be used only in conjunction with an employee self service device CAL. Additional Information: For a summary of the available editions of Dynamics CRM 2011 and licensing alternatives, see the Guide to Dynamics CRM Editions and Licensing. License Only: This license does not require media, license keys, or setup codes. Software Assurance: Under the Software Assurance program, you have the right to install any new release of products covered in the agreement during the term of your coverage.