Okay Carley,
Let's roll up our sleeves.
How did you setup your lettermail rate in Zen-Cart admin?
Below I used 0.200 kg and 0.500 kg as example.
Notice:
0.200:2.06,
0.500:3.50
Weight in red
Price in black
Example:
Enable CanadaPost Shipping
True
Enable Lettermail Rates
True
Max weight for Lettermail
0.500
Table rates for Canada
0.200:2.06,0.500:3.50
Table rates for USA
0.200:3.60,0.500:7.20
Table rates for International
0.200:7.20,0.500:14.40
Enter CanadaPost Server
sellonline.canadapost.ca
Enter CanadaPost Server Port
30000
Enter Selected Language-optional
en
Enter Your CanadaPost Customer ID
CPC_X_X_X_X_X
Enter Turn Around Time(optional)
48
Tax Class
--none--
Tax Basis
Shipping
Shipping Zone
--none--
Use CP Handling Charge System
True
Handling Charge per box
0
Sort Order
22
Canada Post Lettermail Rates:
http://www.canadapost.ca/cpo/mc/pers...prices2011.jsf
For Xpresspost to show in your cart. Do not select Expedited Service on Canada Post side. Regular and Expedited are the same price.