Groovy in SOAP UI

Accessing variable values on the go while sending SOAP request to some service, might solve many problems at times. In SOAP UI, there are two ways to accomplish this
i) Using ‘Property Transfer’ step
ii) Using ‘Property Expansion’ accordingly wherever required. Here I am explaining this procedure fo accesing properties.
${#Scope#Property-name[#xpath-expression]}
${Property-name} refers to a Global Property
(example: ${UserName} to [...]