LionDollars cover most niches, INCLUDING granny/GILF, where they have 2 outstanding options for your traffic:
http://www.oldagefuckers.com
AND/OR
http://www.vintagefucks.com
With more than 100 sites, at least a new site every week, mountains of webmaster tools from banners to 300+ hosted gals per site to an unbelievable 10000 promo pics (all in sets) to download and build your own promos (be it TGP's, Freesites, AVS Sites or whatever) you really should have a gander !!
;-)