With this module you can import discount codes to your online shop. It's great marketing addon that will give you possibility to add discount codes from websites like groupon and other deals websites. Addon has got advanced voucher codes personalization tool. This means that with this PrestaShop module you can create vouchers that will have advanced options.
more informations about this module you can find on official module website that is available here:
import discount codes to PrestaShop
You can find there only valuable solutions for your e-commerce shop based on PrestaShop engine. Search the best plugin for your store that will meet your requirements and just use it.