Section 755 ILCS 10/4 - International wills; other points of form(a) The signatures must be placed at the end of the will. If the will consists of several sheets, each sheet must be signed by the testator or, if he is unable to sign, by the person signing on his behalf or, if there is no such person, by the authorized person. In addition, each sheet must be numbered.(b) The date of the will must be the date of its signature by the authorized person. That date must be noted at the end of the will by the authorized person.(c) The authorized person shall ask the testator whether he wishes to make a declaration concerning the safekeeping of his will. If so and at the express request of the testator, the place where he intends to have his will kept must be mentioned in the certificate provided for in Section 5.(d) A will executed in compliance with Section 3 is not invalid merely because it does not comply with this Section.