XML Serialization

In simple words Serialization is the process of saving the state of a object of any Type into to a physical medium or stream.
using this process any object can be saved as :
-Binary file
-soap object
-xml file or xml stream

XML Serialization:

for the beginners who have less knowledge about the xml are advised to
visit one of the most beneficial resources xml tutorials

for details about the core concepts visit:Serialization Articles

to more elaborate the purpose of this post consider a scenario:

for example you want to create an application with facility of shipping rate calculation,
for this purpose you may use UPS online tools or USPS rate API.

for both of the ways you will have to create the Request in specified format
where information is to be represented in XML .

at this point xml serialization can help minimizing the effort required

for the practical Implementation this is a very good article
Xml serialization