(1) an agreement by a lawyer with the lawyer's firm, partner, or associate may provide for the payment of money, over a reasonable period of time after the lawyer's death, to the lawyer's estate or to one or more specified persons;
(2) a lawyer who undertakes to complete unfinished legal business of a deceased lawyer may pay to the estate of the deceased lawyer that proportion of the total compensation that fairly represents the services rendered by the deceased lawyer;
(3) a lawyer who purchases the practice of a deceased, disabled, or disappeared lawyer may, pursuant to the provisions of Rule 4-1.17, pay to the estate or other representative of that lawyer the agreed-upon purchase price;
(4) a lawyer or law firm may include nonlawyer employees in a compensation or retirement plan, even though the plan is based in whole or in part on a profit-sharing arrangement; and
(5) a lawyer may share court-awarded legal fees with a nonprofit organization that employed, retained, or recommended employment of the lawyer in the matter.