Indexed properties are meant to represent access to a logical collection. When multiple parameters are required, this design guideline may be violated, and refactoring the property into a method is preferable. == Noncompliant Code Example [source,vbnet] ---- Module Module1 ReadOnly Property Sum(ByVal a As Integer, ByVal b As Integer) ' Noncompliant Get Return a + b End Get End Property End Module ---- == Compliant Solution [source,vbnet] ---- Module Module1 Function Sum(ByVal a As Integer, ByVal b As Integer) ' Compliant Return a + b End Function End Module ---- ifdef::env-github,rspecator-view[] ''' == Implementation Specification (visible only on this page) include::message.adoc[] endif::env-github,rspecator-view[]