Update copyright message

Author: guustysebie

README.md

@@ -160,20 +160,11 @@ Please read our [Contribution Guidelines][contributing] for details on code subm
 
 **iText** is dual licensed as [AGPL][agpl]/[Commercial software][sales].
 
-AGPL is a free / open source software license.
+AGPL is a free/open-source software license, however, this doesn't mean the software is [gratis][gratis]!
 
-This doesn't mean the software is [gratis][gratis]!
+The AGPL is a copyleft license, which means that any derivative work must also be licensed under the same terms. If you’re using iText in software or a service which cannot comply with the AGPL terms, we have a commercial license available that exempts you from such obligations.
 
-Buying a license is mandatory as soon as you develop commercial activities
-distributing the iText software inside your product or deploying it on a network
-without disclosing the source code of your own applications under the AGPL license.
-These activities include:
-
-- offering paid services to customers as an ASP
-- serving PDFs on the fly in the cloud or in a web application
-- shipping iText with a closed source product
-
-Contact [sales] for more info.
+Contact [Sales] for more info.
 
 [agpl]: LICENSE.md