diff --git a/content/roadmaps/101-backend/content/109-apis/102-soap.md b/content/roadmaps/101-backend/content/109-apis/102-soap.md
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--- a/content/roadmaps/101-backend/content/109-apis/102-soap.md
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-# Soap
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+# SOAP
+
+Simple Object Access Protocol (SOAP) is a message protocol for exchanging information between systems and applications. When it comes to application programming interfaces (APIs), a SOAP API is developed in a more structured and formalized way. SOAP messages can be carried over a variety of lower-level protocols, including the web-related Hypertext Transfer Protocol (HTTP).
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.w3schools.com/xml/xml_soap.asp'>w3school SOAP explanation</BadgeLink>