Basic
<formField:listBox ID="fflbBlank" runat="server"
Title="Blank" Rows="2" />
Binding to Linq-to-SQL is a breeze using the defaults you set in your web.config
Linq-to-SQL (required)
<formField:listBox ID="fflbCategory"
runat="server" Title="Category"
L2STableName="category" Required="true" />
Next it is using Multiple selections, increases height (Rows) and multiple pre-selected values
Linq-to-SQL (multi-select)
<formField:listBox ID="fflbUsers" runat="server"
Title="Users" L2STableName="_user" Rows="7"
SelectionMode="Multiple" SelectedValue="3;4;5"
DataTextField="last_name"
DataValueField="_user_id" />
It can still be used with normal DataSources as well
SqlDataSource (required)
<formField:listBox ID="fflbSDS" runat="server"
Title="Category" DataSourceID="sds"
Required="true" />