An Internet based real estate transaction and release tracking system that insures deeds of trust, liens and other encumbrances are released in a timely manner after the lien holder has received payment for the underlying obligation. For communication sessions on different network types, belonging to the same user equipment, a correlation check is enabled by introduction of an identifier denoted as Combinational Call Indicator. Another aspect includes determining that an entry in a history table corresponding to the operand cache miss exists based on an instruction address of the operand cache miss. This information is also registered along with answers to questions provided by the user.