YOMO! You Only Mission Once: A Guide for Sister Missionaries is inspiring and refreshing. Hardy is honest about mistakes she made, and encourages young women, helping them see that they don't need to be perfect in order to be an effective tool in God's hands. YOMO! is a reminder to each individual reader that you have eternal worth as a daughter of God and that you are capable of accomplishing great things.

As disciples of Christ, we absolutely can "mission" our whole lives. A full-time mission as a young adult is a unique opportunity where one can devote all their time and energy to sharing the gospel. But it doesn't end there. Hardy encourages readers to live their full-time missions to the fullest, by joyfully serving, being focused on the work, being fearless in sharing the gospel, and having fun.

Through engaging stories from her experience serving as a missionary in Germany. Hardy illustrates gospel principles that can be used to make the most out of their missions, and the rest of their lives. She includes scriptures and quotes from Church leaders, and covers topics relevant to sister's needs, including perfectionism, comparison, learning to follow the Spirit, and building a relationship with the Lord.