Enter the QueryString parameter used to pass the ID of a group. For example, if the QueryString is: ?gid=1, then enter “gid” in this property. You can only pass one group. This property is typically used when you want to pre-populate the To: field of a message.

[Category("Ektron")]
[TypeConverter(typeof(string))]
[Description("The parameter name to pass on the query string, that identifies the group for the message (used to pre-populate the to=field)")]
[DefaultValue("gid")]
public string GroupParamName;

<Category("Ektron")>
<TypeConverter(typeof(string))>
<Description("The parameter name to pass on the query string, that identifies the group for the message (used to pre-populate the to=field)")>
<DefaultValue("gid")>
Public Property GroupParamName() As string