The back panel appears when you flip the folded brochure over. This is the part where most companies or business put in their return mailing address. Since this part is not as visible as the others, you can freely summarize your contents here or repeat you contact information in such area.
Booklets http://www.search-family.org/genlinks.php
Booklet http://www.caloshareu.com/
Booklets http://www.groppy.com/bee-sting/
Booklet http://www.movie-distro.com/members/signup.php?p=anime&dir=animeler/ichigo_100_ova