There are about 60 species in this family. It grows happily from dry rocky habitats to the tropics and semi-tropical areas. Let it go bone dry in between waterings. Keep in bright light but not full sun. It will acclimate to severe conditions and survive.
Propagation is by root division and by stem cuttings sliced and put in perlite boxes.
Many times side shoots will appear in pot bound containers. But, the plant does likes to be pot bound. Those plants that are variegated may lose variegation with leaf cuttings. Many times the growth of the plant will stop if the leaf tip is damaged. Trim this off and wait for new growth.