Fedex Express
Where is my package

I have been expecting a package from Nigeria on Friday 20 December, from there records below it is out for delivery
today (Monday 23) I called three times and was promised it would be delivered before close of business
why do companies like this to customers, I waited at work whole day for the package???

LOCAL DATE / TIME LOCATION ACTIVITY
Dec 23, 2013 7:40 PM CAPE TOWN ZA At local FedEx facility
Dec 23, 2013 1:00 PM CAPE TOWN ZA Delivery exception
Dec 23, 2013 7:17 AM CAPE TOWN ZA On FedEx vehicle for delivery
Dec 20, 2013 1:00 PM CAPE TOWN ZA Delivery exception
Dec 20, 2013 7:34 AM CAPE TOWN ZA On FedEx vehicle for delivery
Dec 20, 2013 6:16 AM CAPE TOWN ZA At local FedEx facility