int bookReadCompletionPercentage = getUsersReadPercentage();
int bookIdForCurrentBook = getBookIdForCurrentBookUserIsReading();
int fourHourWorkWeekBookId = getBookIdForBookWithTitle("Four Hour Work Week");
if (bookReadCompletionPercentage <= 33% &&
    bookIdForCurrentBook == fourHourWorkWeekBookId) {
    String userMobileNumber = getUsersPhoneNumber();
    String pushNotificationText = "The three things you can outsource today are waiting in Chapter 4";
    sendPushNotification(userMobileNumber, pushNotificationText);
}