The letter states that the visa has been approved and there is a 1 row, 3 column table stating the type, document no and the permit validity. It also tells that this itself does not facilitate an entry into Canada, but is to be presented to the visa officer along with the passport. Is this the one?antique said:LOI is the letter states your application has been approved its like a table mentions the expiry date of your visa and everything and UCI number will be mentioned also, you should carry this along with other documents it's important