From Google Checkout Forum Carrier Calculated Shipping Does Not Return Accurate Results::
Thank you for your email.
I understand that you’ve been experiencing issues with Carrier
->Well Yeah it has not worked since release. What use is “Carrier
Calculated Shipping” when it does not accurately “Calculate Shipping”
Doesn’t Google test anything?
I’ve previously informed our engineers of these issues and
we’re currently working on solutions.
->But you have not actually fixed anything, and the current released
code is returning wildly inaccurate results. Is this stated in the
docs somewhere: Carrier Calculated shipping returns results +/-
In regards to the shipping fee
inconsistency, the system was updated several weeks ago.
->The results were off by 20-30% for UPS and Fedex and USPS in many
cases returned no meaningful results and in many cases would charge
the customer $0.00 for shipping express mail packages instead of the
actually cost of hundreds of dollars
This update brought Carrier Calculated rates within several dollars of
->Flat out untrue! And even if it were true why is it “within several
dollars”? It should be exact not an estimate! Again where in the docs
is it revealed that the results returned are “within several dollars”
and not accurate as they should be
We still have one additional update to perform to match
->Why is this so hard? Why not call the shippers APIs directly like
This update is currently undergoing testing before it’s
->This is a joke. You did not test the previous releases. I am sure
this is not going to change.
I believe that you have some useful feedback about Carrier Calculated
Shipping and would like to setup sometime for a phone call. What day/
would work best for you?
->It is nice you have time to talk on the phone. I think maybe instead
you should spend your time fixing the code! Here is all the useful
feedback you need. Carrier Calculated Shipping Does Not Return
Accurate Results and it Should DOWN TO THE PENNY!
->No Thanks Peng!