You can add the daily offers widget to your WordPress blog. It will add a section similar to this to your sidebar:
Go to Plugins > Add New
in your WordPress Admin and search for "appfreeweb"
. You can also download the zip file here: http://downloads.wordpress.org/plugin/appfreeweb.zip
If you download the zip file manually follow these instructions: Manual Plugin Installation
Once you activate the plugin you will get a new section in Appearance->Widgets like the next image:
In this section you can customize several parameters, like the category to show, width of the section and more. You can also choose where you want the section to appear in your sidebar.
If you have any doubt about this proccess please, feel free to contact us here