Add and remove secondary tiles from the home screen

C#
using CI.WSANative.Tile;

C#
WSANativeTile.CreateSecondaryTile("TileId", "Tile Name", new Uri("ms-appx:///Assets/MyTile.png"), true, null);

C#
WSANativeTile.RemoveSecondaryTile("TileId");

C#
WSANativeTile.FindAllSecondaryTiles();