Again, wonderful pics. (Actually, after reviewing results from the 24 in Lightroom, I said to myself, there is no way this lens is going anywhere!)I would chime in with the recommendation for the 17-55 for the crop, particularly if you plan on staying crop.If you KNOW you want to go FF, then there is plenty of deals to be had on the Mark II's, and if you get the kit, it comes with the very capable