Stay Informed by RSS Feeds
SOS recommends RSS Feeds as the primary method to be notified about changes to its products. RSS Feeds provide the advantage that they will grant you better control of notifications about changes. You just have to subscribe to an RSS Feed. To achieve this you need an RSS Feed Reader. In order to decide which RSS Feed Reader to use, you can look up this article.
RSS Feed for Product News
The RSS Feed for news on product updates is provided here:
https://www.sos-berlin.com/rss.xml
RSS Feed for Product Knowledge Base
The RSS Feed for updates of the Product Knowledge Base is provided here:
This RSS Feed will notify you of modifications in the Product Knowledge Base over the last 5 days.