Stacking The Shelves is a meme hosted Tynga's Reviews. This is an opportunity for bloggers to show the books they're adding to their shelves, physical or virtual. This means you can include books you buy in physical store or online, books you borrowed from friends or the library, review books, gifts and eBooks.
In My Mailbox (IMM) is a weekly meme hosted by Kristi of The Story Siren. It gives book bloggers the opportunity to show which books they have received, bought, won, or borrowed.
If you want to participate in either memes be sure to drop by their sites and link back to their posts!