Sure, here are the steps to create a playlist on Spotify:

1. Open the Spotify app on your device.
2. Click on "Your Library" located at the bottom right corner of the screen.
3. Click on "Playlists".
4. Click on "Create Playlist".
5. Name your playlist and add a description (optional).
6. Click "Create".
7. Now you can add songs to your playlist by clicking on "Add songs" or by searching for a song, clicking on the three dots next to it and selecting "Add to Playlist".

To get playlists created by others:

1. Open the Spotify app on your device.
2. Use the search function to find a playlist. You can search by playlist name, genre, mood, or even the name of the person who created it if you know it.
3. Once you've found a playlist you like, click on the "Follow" button to save it to your library.

Remember, you need to have a Spotify account to create and follow playlists. The basic version is free, but there are also premium versions available for a monthly fee.