Textures Setup

Most of the time it will be a good idea to set the Wrap Mode of the Import Settings of the textures you use to Repeat. This will assure a proper result when using scrolling textures.

Sometimes you may find that having black and white textures is a problem. In that case you can use the Asset Windowto create a completely white texture. You can use the Additive preset in the Material inspector:

Or you can also use this feature in the Shape options inside the Material Inspector: