No licensee may:
1. Take any confession of judgment or any power of attorney running to himself or herself or to any third person to confess judgment or to appear for the borrower in a judicial proceeding.
2. Take any note or promise to pay which does not disclose the date and amount of the loan obligation, a schedule or description of the payments to be made thereon and the rate or aggregate amount of the agreed charges.
3. Take any instrument in which blanks are left to be filled in after the loan is made.
4. Take a lien upon real property as security for any loan made under this chapter except real property upon which is situated a mobile home or factory-built housing that also secures the loan, and except such lien as is created by law through the rendition or recording of a judgment.