BMW ADVERTISING GUIDELINES MEDIUM-SPECIFIC REQUIREMENTS SOCIAL CROPS AND SIZINGINFORMATION FACEBOOK PhotoPost Optimized Size 2000 x 2498, Square If Needed 1200 x1200 Multi PhotoPost Optimized Size 960 x 1200 (same as PhotoPost) CoverPhoto Size 851 x 315, Avatar 800 x800 VideoSpecs Size 1280 x 720 (or 16:9 ratio forHD) Thumbnail Image 3same ratio asvideo LikeAds Size 1200 x444 Link PostAds Size 1200 x628 CarouselAds Size 1000 x 1000 (or larger as long as kept at 1:1ratio) TWITTER PhotoPost Recommended Size 1200 x675 Avatar 800 x 800TIF CoverPhoto Recommended Size 3000 x 1000PNG Lead Gen Cards(Ads) Size 800 x320 Videos Size 1200 x1200 INSTAGRAM Photos Recommended Portrait Size 2000 x2498 Square Size 2000 x2000 Videos Landscape 2000 x 1048 (notadvised) Aspect Ratio 9:16 or1:1 InstagramAds Recommended Size 2000 x4298 CarouselAds 2000 x2000 GOOGLE+ CoverPhoto Largest 2120 x 1192, Optimized Size 1080 x 608, Smallest 480 x270 Avatar Photo 800 x 800 (smallest 250 x250) Post Suggested Size 800 x600 SNAPCHAT Geofilter Size 1080 x1920 PINTEREST PhotoPin Suggested Size 864 x 1128 (This size performsbest) Long PhotoPin Suggested Size 864 x 2000 (length can be longer depending onpost) YOUTUBE Channel PhotoCover Size 2560 x1440 Avatar 800 x800 JULY 2017 PAGE13