private void initializeBookListToolStripMenuItem_Click(object sender, EventArgs e) { var result = MessageBox.Show("Are you sure you want to Re-Initialize your Book List and Users? This will clear all user-modified data such as borrowed books and newly created users. Please proceed with caution.", "Simplified Library System", MessageBoxButtons.YesNo); if (result == DialogResult.Yes) { _book.InitializeBookList(); _borrower.InitializeBorrower(); } }