A wall panel system, comprising: a first wall panel, including: a connector receiving portion; a connector portion; a first panel hook portion; and a second panel hook portion; a second wall panel having a different configuration than the first wall panel, and including: a connector receiving portion; a connector portion; and a first panel hook portion and not a second panel hook portion a third wall panel having a different configuration than the first wall panel and the second wall panel, and including: a connector receiving portion; a connector portion; and a first panel hook portion and not a second panel hook portion wherein the connector receiving portion of each respective wall panel (10, 20, 30) is at a first end of said respective wall panel (10, 20, 30) and the connector portion of the each respective wall panel (10, 20, 30) is a at a second end of said respective wall panel (10, 20, 30); wherein the second panel hook portion extends in a direction toward the second end of the first wall panel; and characterized in that: the connector receiving portion of each respective wall panel (10, 20, 30) includes two different width openings, and wherein the smaller width is a pegboard opening having a width configured to receive a pegboard, and the larger width is a panel opening having a width configured to receive a connector portion of another wall panel (10, 20, 30); wherein the first panel hook portion of each respective wall panel (10, 20, 30) extends in a direction toward the first end of said respective wall panel (10, 20, 30). a first wall panel, including: a connector receiving portion; a connector portion; a first panel hook portion; and a second panel hook portion; a connector receiving portion; a connector portion; a first panel hook portion; and a second panel hook portion; a second wall panel having a different configuration than the first wall panel, and including: a connector receiving portion; a connector portion; and a first panel hook portion and not a second panel hook portion a connector receiving portion; a connector portion; and a first panel hook portion and not a second panel hook portion a third wall panel having a different configuration than the first wall panel and the second wall panel, and including: a connector receiving portion; a connector portion; and a first panel hook portion and not a second panel hook portion a connector receiving portion; a connector portion; and a first panel hook portion and not a second panel hook portion wherein the connector receiving portion of each respective wall panel (10, 20, 30) is at a first end of said respective wall panel (10, 20, 30) and the connector portion of the each respective wall panel (10, 20, 30) is a at a second end of said respective wall panel (10, 20, 30); wherein the second panel hook portion extends in a direction toward the second end of the first wall panel; and characterized in that: the connector receiving portion of each respective wall panel (10, 20, 30) includes two different width openings, and wherein the smaller width is a pegboard opening having a width configured to receive a pegboard, and the larger width is a panel opening having a width configured to receive a connector portion of another wall panel (10, 20, 30); wherein the first panel hook portion of each respective wall panel (10, 20, 30) extends in a direction toward the first end of said respective wall panel (10, 20, 30). the connector receiving portion of each respective wall panel (10, 20, 30) includes two different width openings, and wherein the smaller width is a pegboard opening having a width configured to receive a pegboard, and the larger width is a panel opening having a width configured to receive a connector portion of another wall panel (10, 20, 30); wherein the first panel hook portion of each respective wall panel (10, 20, 30) extends in a direction toward the first end of said respective wall panel (10, 20, 30).