Some believe that in the inner intention theory, the inner will constitutes the legal acts and the announcement of the will is a means to reveal the inner will. In the event of a conflict between the announced will and the inner intention the inner intention will be preferred. In this article, we explained, this means that if there is no intention in the inner will and the announced, it will not valid, since in the announced will be a hidden intention to create, it can create legal acts. What was stated is in accordance with the announced will, the literal truth and customary, reasonable person's practices, and principle of prediction, will be considered the inner will. The announcer of will provides situation of its audience's confidence, so nobody cannot be against the announced will, show the inner will. As long as is no specific evidence to contradict the announced will, it is absolutely valid.