BakingBuyer1 - very cool way of doing roses that look beyond usual roses. To do in buttercream, you would have to freeze them until ready to place on the cake. Amazing how fast he decorates that cake with perfect uniformity.
Kinuskikissan tervehdys - Tutorial on many piping techniques. It is in Finnish, use Google Translator. Lots of tips, uses a ziplock bag for the huge Wilton icing tip, grass tip to decorate the side of a cake.
Curly Girl Kitchen - Tips on using meringue powder in buttercream. I've been adding meringue powder at the wrong time. Instead of adding with butter/shortening/flavorings, mix MP with the sugar, then add. Maybe that is why I have been fighting bubbles in my BC!
Masam Manis - Tutorial for steam buttercream. Use Google Translator. Poured buttercream to create fondant look. Some sites say do crumb coat and put in refrigerator. Once cake is cold, pour warm buttercream over cake on cooling rack.