The ebook version of Tour Fever is currently available on Kobo, iTunes, Lulu (great for Kindles), and Nook.
It will be available on other platforms shortly as well.
You can find it on Kobo here:
https://www.kobo.com/us/en/ebook/tour-fever
https://www.kobo.com/us/en/ebook/tour-fever
And on iTunes here:
https://itunes.apple.com/us/book/tour-fever/id1258792282?mt=11
And on Lulu (great for Kindle users)
http://www.lulu.com/shop/jp-partland/tour-fever/ebook/product-23257451.html
And on Nook.
https://www.barnesandnoble.com/w/books/1112366356?ean=2940158759802