There are widget areas that can be viewed under the Appearance > Widgets menu, one sidebar areas, 4 custom widgets (Author, Newsletter, Advertisement, Gallery Slider.)
Akmanda Author Widget
This widget allow you to describe who you are to your blog readers. Drag the block to the primary sidebar form.
You can send a newsletter to your subscriber who put their email into the form.
Akmanda Ads 125
Is advertisement space with 125px size. Copy image url of your product and linked it.