I did the shopping cart trick on Express last week and got approved for a $500 CL. I thought this was funny... 
Haha!
If only !!
Starting Score: 526 EXP 09/2012 600 FICO 10/2012 608 EX (lenderpull)11/2012 
That would be a heck of a CL for the shopping cart trick!
July 2013 score: EQ FICO 819, TU08 778, EX "806 lender pull 07/26/2013
Goal Score: All Scores 760+, Newest goal 800+
Take the myFICO Fitness Challenge
Current scores after adding $81K in CLs and 2 new cars since July 2013
EQ:809 TU 777 EX 790 Now it's just garden time!
June 2017 update: All scores over 820, just pure gardening now.