hi Gigazelle, Thanks for your reply.With respect to the second question, can I make use of the following documentation?Supported XML Tags and Query Variables | Adobe Developer Connection If I am correct using POST or GET you need to provide <visitorid>, <mcid> or <ipaddress>. If I use the (the clien...

Can anyone share some best practices with respect to 1) collecting your own customer id and 2) tracking off-line or non-JavaScript based applications.1) how can I best collect my own customer/ user ID? Should this be in an evar and what should be the settings of this evar (also with GDPR in mind)?2)...