Why BookTube Tours are a win-win for both BookTubers and authors or publishers:
-BookTubers: You get the chance to receive a book for free and the chance to be able to feature a brand new book to your viewers and the BookTube community. Free content alert with basically no effort except the super small requirements (read further below for requirements). You will also gain subscribers from being mentioned on this site and from being listed on giveaway widgets (meaning that people who want to enter giveaways will have to subscribe to you in order to enter).
-Authors/Publishers: You and your book are able to gain so much exposure with the help of the BookTube community since it's so huge. You gain followers on social media (especially through giveaways). Your book gains much more adds and interest on consumer websites. Book sales go up! (: