You can ask your neighborhood, or neighbors or something, relatives can also be ah.
The main thing is that you will dance first, you can lead others to dance, you can download and watch some online square dance teaching video. The video you can download and watch directly in this software, which can search and download a lot of action breakdown video teaching. You can search and download a lot of video instruction on how to break down the movements in the software.
And you have to download some square dance songs, not all songs are suitable for square dance.