The ornamental design for a mobilepromotionalvehicle, as shown and described.
FIG. 1 is a side elevation view of a mobile promotional vehicle showing my
new design, it being understood that the opposite side is a mirror image
thereof;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a front elevation view thereof; and,
FIG. 5 is a sectional view thereof taken along line 5--5 in FIG. 2.