support element 82 has a pair of prongs 86 fixedly attached to its vertical portion to engage the sides of the garbage can 88 while the bottom of the garbage can 88 rests on its horizontal portion if it is desired to have a dual garbage can holding attachment 90 as illustrated in fig1 and 12 two essentially l shaped support elements 92 each having a coupler 94 and a pair of prongs 96 to engage a garbage can 98 are linked with a horizontal cross bar 100 in such case it is necessary to provide two couplers 72 on the cross bar 58 of the general purpose dolly 50 it would be possible of course to provide only one coupler 94 on the cross bar 100 or a similar horizontal connecting element which fits over one coupler 72 on the cross bar 58 of the general purpose dolly 50 however such an attachment would lack the structural stability and strength of the dual garbage can holding attachment 90 illustrated in fig1 and 12 the trailer connecting ball attachment 102 illustrated in fig9 and 10 enables the general purpose dolly 50 to be used for moving trailers and the like during campground and park maintenance activities the trailer connecting ball attachment 102 comprises a conventional trailer connecting ball 104 having a coupler 106 welded thereto as illustrated the coupler 106 fits over the coupler 72 on the cross bar 58 of the general purpose dolly 50 attachments for trailers having other types of connecting means could be provided for the general purpose dolly 50 if desired fig1 and 14 illustrate a grill holding attachment 108 which enables the.