How to get over anyone in few days + How to make someone fall in love with you Pay 33 USD only for the relationships books.
The Psychology of attraction explained + How to make someone fall in love with you Pay 30 USD only for those books.
Deal with Depression and breakups together Pay 33 USD only for these two books.
Buy book bundle 1 and get a discount Pay 42 USD only for all four books.
Buy all books that 2knowmyself released and get a very big discount Pay 119 USD only for all the books.