Cbk Price Subscribe is a plugin that will notify your users if the price reaches the amount set in the user alert. Your users don't have to follow the ads every day if they want to know when the price is lower, the alert will be sent automatically after the price reach the limit set by the user.
This plugin will include an alert form on the item page if the item has a price set so the users can set an alert for each item. The alert is set with user email and the user don't need an account to set this alert.
Option available for this plugin:
Your cron has to run on your site, this plugin use cron job to send email alerts and delete old subscriptions. If you use another plugin for HTML email templates, you have to deactivate this plugin option from admin.
Price evolution chart is built with changes on price made by the seller, these changes are stored daily and updated if the seller will change the price multiple times on the same day. Only the last change will be stored if are multiple changes in the same day.
If no value is saved in the chart table, the script will add a start and end value with the same price, the price of the item. The period is set in admin in the last number of days that you chose to save the price changes. This numbers of days will affect the chart period.