We, the undersigned, in consideration of the mutual promises of one another, do hereby respectively agree to pay the sums of money set opposite our respective names for --------- [insert object for which fund is subscribed], and we agree to pay such sums as follows: --------- [insert times at which subscriptions are payable].

(Etc.) For subscription to stock In a corporation, see Sec. 3840. For the sufficiency of mutual promises, see Sec. 561. For consideration, see Sec. 560 et seq.