public void RequestLocationInformation(
    GeoPoint location
)

Public Sub RequestLocationInformation(
    location As GeoPoint
)

using DevExpress.XtraMap;
// ...
const string key = "your key";
// ...
private void Form1_Load(object sender, EventArgs e) {
  AzureGeocodeDataProvider geocodeProvider = new AzureGeocodeDataProvider {
      AzureKey = key
  };
  geocodeProvider.RequestLocationInformation(new GeoPoint(40.730610, -73.935242));
  // Create a layer.
  InformationLayer informationLayer = new InformationLayer();
  informationLayer.DataProvider = geocodeProvider;
  // Add the created layer to the collection.
  map.Layers.Add(informationLayer);
}

Imports DevExpress.XtraMap
' ...
Private Const key As String = "your key"
' ...
Private Sub Form1_Load(ByVal sender As Object, ByVal e As EventArgs)
  Dim geocodeProvider As AzureGeocodeDataProvider = New AzureGeocodeDataProvider With {.AzureKey = key}
  geocodeProvider.RequestLocationInformation(new GeoPoint(40.730610, -73.935242))
  ' Create a layer.
  Dim informationLayer As New InformationLayer()
  informationLayer.DataProvider = geocodeProvider
  ' Add the created layer to the collection.
  map.Layers.Add(informationLayer)
End Sub

if (TryGetLocationArguments(out searchPoint)) {
    geocodeProvider.RequestLocationInformation(searchPoint);
}

If TryGetLocationArguments(searchPoint) Then
    geocodeProvider.RequestLocationInformation(searchPoint)
End If