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Detent actuators may comprise an elongate arm member, a detent button actuating surface, a receiving region, and a mounting structure. The detent button actuating surface may be sized and configured to actuate a detent button. The receiving region may be sized and configured to receive at least one

Detent actuators may comprise an elongate arm member, a detent button actuating surface, a receiving region, and a mounting structure. The detent button actuating surface may be sized and configured to actuate a detent button. The receiving region may be sized and configured to receive at least one of a finger and a thumb. The mounting structure may be sized and configured to facilitate mounting of the elongate arm to a structure that is selectively slidable relative to a structure comprising the detent button. Additionally, foldable apparatus may comprise a post comprising a detent button, a fitting slidably coupled to the post, and a detent button actuator coupled to the fitting. Methods of operating a detent button may comprise applying a force to a receiving region of a detent button actuator and depressing the detent button with a detent button actuating surface.

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1. A detent actuator, comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button;a recei

1. A detent actuator, comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button;a receiving region located on the second end portion of the elongate arm opposite the detent button actuating surface, wherein the receiving region is sized and configured to receive at least one of a finger and a thumb; anda mounting structure located on the first end portion of the elongate arm, the mounting structure sized and configured to facilitate mounting of the elongate arm to a fitting member that is selectively slidable relative to a post comprising the detent button, wherein the first end portion of the elongate arm is directly pivotably coupled to a truss member. 2. The detent actuator of claim 1, wherein the mounting structure comprises an aperture sized and configured to receive a fastener therethrough. 3. The detent actuator of claim 2, wherein the detent button actuating surface comprises a tab that extends laterally from the second end portion of the elongate arm in a direction that is generally parallel to an axis of the aperture of the mounting structure. 4. The detent actuator of claim 3, wherein the receiving region comprises a thumb pad that extends laterally from the second end portion of the elongate arm in a direction that is both generally parallel to the axis of the aperture of the mounting structure and opposite the direction that the tab extends. 5. The detent actuator of claim 1, wherein the receiving region comprises a semi-circular, concave finger pad. 6. The detent actuator of claim 1, further comprising a resilient material positioned on the receiving region. 7. A foldable apparatus, comprising: a post comprising a detent button extending therefrom;a fitting slidably coupled to the post;a truss member coupled to the fitting;a detent button actuator coupled to the fitting, the detent button actuator comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button; anda receiving region located on the second end portion of the elongate arm opposite the detent button actuating surface, wherein the receiving region is sized and configured to receive at least one of a finger and a thumb;wherein the first end portion of the detent button actuator is rotatably coupled directly to the truss member. 8. The foldable apparatus of claim 7, wherein the first end portion of the detent button actuator is rotatably coupled to the fitting. 9. The foldable apparatus of claim 8, wherein the receiving region is located on a first side of the second end portion of the elongate arm and the detent button actuating surface is located on a second side of the second end portion of the elongate arm. 10. The foldable apparatus of claim 7, wherein the detent button actuator comprises an aperture having a fastener positioned therethrough and coupling the detent button actuator to the fitting. 11. The foldable apparatus of claim 10, wherein the detent button actuating surface comprises a tab that extends laterally from the second end portion of the elongate arm in a direction that is generally parallel to an axis of the aperture of the detent button actuator. 12. The foldable apparatus of claim 11, wherein the receiving region comprises a thumb pad that extends laterally from the second end portion of the elongate arm in a direction that is both generally parallel to the axis of the aperture of the detent button actuator and opposite the direction that the tab extends. 13. The foldable apparatus of claim 7, wherein the receiving region of the detent button actuator comprises a semi-circular, concave finger pad. 14. The foldable apparatus of claim 7, further comprising a resilient material positioned on the receiving region of the detent button actuator. 15. The foldable apparatus of claim 7, wherein the foldable apparatus is at least one of a lawn furnishing, a table, a canopy, and camping equipment. 16. A collapsible and expandable canopy structure, comprising: a plurality of corner support posts;a plurality of expandable and collapsible trusses coupling the plurality of corner support posts, the plurality of expandable and collapsible trusses comprise a first member and a second member, the second member being fixedly coupled to one of the plurality of corner support post at a stationary fitting and the first member being slidably coupled to one of the plurality of corner support posts at a slide fitting;a detent button actuator coupled to the slide fitting, the detent button actuator comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button;a receiving region located on the second end portion of the elongate arm opposite the detent button actuating surface, wherein the receiving region is sized and configured to receive at least one of a finger and a thumb; anda mounting structure located on the first end portion of the elongate arm, the mounting structure sized and configured to facilitate mounting of the elongate arm to the slide fitting;wherein the first end portion of the detent button actuator is rotatably coupled directly to the first member. 17. The collapsible and expandable canopy structure of claim 16, wherein the slide fitting comprises a mounting arm and wherein the first member and the detent button actuator are coupled to the mounting arm using a single fastener extending through apertures aligned in the first member and the mounting structure. 18. The collapsible and expandable canopy structure of claim 17, wherein the detent button actuating surface comprises a tab that extends laterally from the second end portion of the elongate arm in a direction that is generally parallel to an axis of the aperture of the mounting structure. 19. A method of operating a detent button, the method comprising: applying a force to a receiving region of a detent button actuator to rotate the detent button actuator about a fastener coupled to a truss and relative to a fitting slidably coupled to a post comprising the detent button; anddepressing the detent button with a detent button actuating surface of the detent button actuator. 20. A detent actuator, comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button;a receiving region located on the second end portion of the elongate arm opposite the detent button actuating surface, wherein the receiving region is sized and configured to receive at least one of a finger and a thumb; anda mounting structure located on the first end portion of the elongate arm, the mounting structure sized and configured to facilitate mounting of the elongate arm to a member that is selectively slidable relative to a post comprising the detent button;wherein the mounting structure comprises an aperture sized and configured to receive a fastener therethrough; andwherein the detent button actuating surface comprises a tab that extends laterally from the second end portion of the elongate arm in a direction that is generally parallel to an axis of the aperture of the mounting structure. 21. The detent actuator of claim 20, wherein the receiving region comprises a thumb pad that extends laterally from the second end portion of the elongate arm in a direction that is both generally parallel to the axis of the aperture of the mounting structure and opposite the direction that the tab extends. 22. A foldable apparatus, comprising: a post comprising a detent button extending therefrom;a fitting slidably coupled to the post;a detent button actuator coupled to the fitting, the detent button actuator comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button; anda receiving region located on the second end portion of the elongate arm opposite the detent button actuating surface, wherein the receiving region is sized and configured to receive at least one of a finger and a thumb;wherein the detent button actuator comprises an aperture having a fastener positioned therethrough and coupling the detent button actuator to the fitting; andwherein the detent button actuating surface comprises a tab that extends laterally from the second end portion of the elongate arm in a direction that is generally parallel to an axis of the aperture of the detent button actuator. 23. The foldable apparatus of claim 22, wherein the receiving region comprises a thumb pad that extends laterally from the second end portion of the elongate arm in a direction that is both generally parallel to the axis of the aperture of the detent button actuator and opposite the direction that the tab extends. 24. A collapsible and expandable canopy structure, comprising: a plurality of corner support posts;a plurality of expandable and collapsible trusses coupling the plurality of corner support posts, the plurality of expandable and collapsible trusses comprise a first member and a second member, the second member being fixedly coupled to one of the plurality of corner support post at a stationary fitting and the first member being slidably coupled to one of the plurality of corner support posts at a slide fitting;a detent button actuator coupled to the slide fitting, the detent button actuator comprising: an elongate arm member having a first end portion and a second end portion;a detent button actuating surface located on the second end portion of the elongate arm, wherein the detent button actuating surface is sized and configured to actuate a detent button;a receiving region located on the second end portion of the elongate arm opposite the detent button actuating surface, wherein the receiving region is sized and configured to receive at least one of a finger and a thumb; anda mounting structure located on the first end portion of the elongate arm, the mounting structure sized and configured to facilitate mounting of the elongate arm to the slide fitting;wherein the slide fitting comprises a mounting arm and wherein the first member and the detent button actuator are coupled to the mounting arm using a single fastener extending through apertures aligned in the first member and the mounting structure. 25. The collapsible and expandable canopy structure of claim 24, wherein the detent button actuating surface comprises a tab that extends laterally from the second end portion of the elongate arm in a direction that is generally parallel to an axis of the aperture of the mounting structure.