Special Offer module
first install com_offer and then mod_offer which is in unzipfirst_special_offer
Features

1. You can create offers
2. edit,delete your offers
3. You can set any offer as a special offer for this click on checkbox and select default icon on toolbar. at frontend we have displayed special offers with detail information

click here for support document

Joomla 1.5 Question Answer Component This Joomla Question Answer Component Component is easy to install & user friendly to navigate.

Question Answer List component
Features

1. You can create your own questions
2. admin can edit all questions from backend
3.all question and its answer details information is mailed to admin
4. registered user can post questions and its answers
5. admin can publish,unpublish,delete question and its answers from backend
6. registered user can post answer of a question for this create one link like
"index.php?option=com_question&task=showanswer" in main menu

click here for support document