function newInvestor()
        payable
        onlyIfNotStopped
        onlyMoreThanZero
        onlyNotInvestors
        onlyMoreThanMinInvestment
        investorsInvariant {

        profitDistribution();

        if (numInvestors == maxInvestors) {
            uint smallestInvestorID = searchSmallestInvestor();
            divest(investors[smallestInvestorID].investorAddress);
        }

        numInvestors++;
        addInvestorAtID(numInvestors);
    }