It’s nice to let our customers know if some items we selling online are in the discount program. We used to approach it by showing the strikethrough price to indicate if the regular price is decreased.
The question is “How to achieve this in Odoo?”, “Do I need to install a custom module?”, “Can the Odoo Community Edition do this?”.
Please watch this video to get the answer, for your information I’m using Odoo 12.0 Community Edition in this video.