Good news! I receive approval letter to sponsor parents via regular mail today October 17th, no dependents on my file, letter is dated October 12th, file was transfered to Port of Spain which is the LVO for my country, Ecas status shows decision made under sponsor application status and permanent residence status continues to show applicaton recieved.
FYI
Application to Sponsor July 10th 2008.
Request for forms/documents March 30th 2012.
Completed forms/documents sent May 2012
Application complete letter received July 11th, dated July 4th.