How to send goods from the site to the VKontakte wall?

Question

PHP

It is necessary to implement the functionality: Product on the site - Product in the VK group
MySQL database, entries are periodically added to it (no more than 10 per day)
The output template is configured and comes to the mail - you also need to post on the wall in the VK group.
Question:
Is it possible to implement this using mail?
What are the VK sanctions for these actions from one IP (posting limit)?
What is the simplest implementation?
This method is more likely not spam, but the optimization of maintaining a VK group.

Answer 1

Can this be done with mail?

You can read letters in the mail and post goods from there, but this is superfluous. It is better to remove mail from the chain.
Approximately 3 requests per second, the exact limits are not known.
https://vk.com/dev/market