A luggage case system comprising: a case having a top, bottom, front, back and sides; a wheel and handle assembly, comprising a partial housing including a bottom, a back, and sides, an extendable handle secured to said back, said partial housing conforming in shape to that of said case, such that said bottom of said case may be placed on the bottom of the partial housing, and said back and sides of said case will engage the back and sides of said partial housing; at least one clip configured to engage the case and the wheel and handle assembly to readily releasably secure the case to the wheel and handle assembly, wherein the clip comprises a first tab, a second tab, and a bridge; wherein the case comprises a slot (2106, 2402, 2404) configured to receive the first tab of the clip; wherein the wheel and handle assembly comprises a slot (1902, 1904, 1906, 1908) configured to receive the second tab of the clip; wherein the slot (2106, 2402, 2404) of the case and the slot (1902, 1904, 1906, 1908) of the wheel and handle assembly are complementary; wherein said second tab comprises an elastically flexible pressure tab; wherein the second tab comprises a partial window in which the pressure tab is located; wherein the pressure tab is configured to be elastically flexible within the partial window; wherein the slot of the wheel and handle assembly comprises a first opening and a second opening; wherein the first opening is configured to receive the second tab of the clip; wherein the second opening is configured to receive the pressure tab of the clip; and wherein the at least one clip and the pressure tab thereof are configured such that pressure on the pressure tab elastically bends the pressure tab to allow for disengagement of the clip from the case and from the wheel and handle assembly; whereby with said handle extended said case may be pulled by said handle. a case having a top, bottom, front, back and sides; a wheel and handle assembly, comprising a partial housing including a bottom, a back, and sides, an extendable handle secured to said back, said partial housing conforming in shape to that of said case, such that said bottom of said case may be placed on the bottom of the partial housing, and said back and sides of said case will engage the back and sides of said partial housing; at least one clip configured to engage the case and the wheel and handle assembly to readily releasably secure the case to the wheel and handle assembly, wherein the clip comprises a first tab, a second tab, and a bridge; wherein the case comprises a slot (2106, 2402, 2404) configured to receive the first tab of the clip; wherein the wheel and handle assembly comprises a slot (1902, 1904, 1906, 1908) configured to receive the second tab of the clip; wherein the slot (2106, 2402, 2404) of the case and the slot (1902, 1904, 1906, 1908) of the wheel and handle assembly are complementary; wherein said second tab comprises an elastically flexible pressure tab; wherein the second tab comprises a partial window in which the pressure tab is located; wherein the pressure tab is configured to be elastically flexible within the partial window; wherein the slot of the wheel and handle assembly comprises a first opening and a second opening; wherein the first opening is configured to receive the second tab of the clip; wherein the second opening is configured to receive the pressure tab of the clip; and wherein the at least one clip and the pressure tab thereof are configured such that pressure on the pressure tab elastically bends the pressure tab to allow for disengagement of the clip from the case and from the wheel and handle assembly; whereby with said handle extended said case may be pulled by said handle.