The antenna needs to be able to see a lot of the sky, so that there are multiple satellites in its field of view at all times. Roofs are likely good, many windo

The antenna needs to be able to see a lot of the sky, so that there are multiple satellites in its field of view at all times. Roofs are likely good, many window situations might not be. BTW existing US regulations on apartments and the like require landlords to install roof antennae if technically required.