A = Reload pets (easier loading save function) Space bar to scatter pets around Arrow keys to move, and click to buy things. E to clean dirt and E to grow seeds.
To save, press See Inside, and then right click on the Pet List and then press Export. Once you've done that, you have a .TXT file. To later reload this save, Right click on the Pet List and then click import. Import the .TXT file you just saved. Then type in the bar "Done". All of your pets will be in your save!