1. A computer implemented method to enable individuals to increase knowledge about investing as well as to trade one or more of a plurality of market tradable items including at least assets and liabilities for each one of the individuals to create at least one individualized, customizable investment fund according to each individual's goals and timeframes in a computer-based system comprising the steps of: (a) inputting data, including personal identification information, into a database in the computer-based system; (b) providing investment education tools for each one of the individuals in the computer-based system for enabling investments to be selected by the any one of the individuals for input in the customizable investment fund; (c) establishing by the any one of the individuals a money transfer strategy and receiving from at least one of the individuals an amount to invest in the computer-based system; (d) selecting by the any one of the individuals according to each individual's goals and timeframes at least one of the plurality of the market tradable items including at least assets and liabilities for inclusion in the customizable investment fund in the computer-based system; (e) developing by the any one of the individuals an individually tailored, unique weighting strategy according to each individual's goals and timeframes to determine a number of shares of each market tradable item including at least an asset and a liability of the plurality of market tradable items including at least assets and liabilities to be included in the customizable investment fund in the computer-based system; (f) effecting an order to implement the customizable investment fund in the computer-based system utilizing at least the personal identification information; (g) determining, based on the order to implement the customizable investment fund, trading orders for each of the plurality of market tradable items including at least assets and liabilities within the customizable investment fund to be traded in a market for each of the items including at least assets and liabilities in a plurality of future transactions in the computer-based system; (h) implementing transactions in the computer-based system that modify the customizable investment fund; (i) aggregating, where applicable, for each of the plurality of the trading orders for at least one of the individuals with another plurality of trading orders for at least another of the individuals, wherein said aggregating step includes the step of combining at least one trading order of each of the plurality of market tradable items including at least assets and liabilities with the shares of the other trading orders of each of the plurality of market tradable items including at least assets and liabilities which are identical to one another to create a single buy order and a single sell order of each of the identical market tradable items including at least assets and liabilities utilizing the computer-based system; (j) netting, where applicable, the single buy and single sell orders for the plurality of the aggregated trading orders where there are single buy and single sell orders for all of the identical plurality of market tradable items including at least assets and liabilities utilizing the computer-based system; and (k) executing at least one or more trading orders of the plurality of the market tradable items including at least assets and liabilities based on, where applicable, said aggregating step and said netting step, to process at least one of the trading orders of the market tradable items including at least assets and liabilities utilizing the computer-based system to implement the customizable investment fund; whereby the investment education tools as provided and the customizable investment fund as created by each of the individuals and based upon both the selected market tradable items including at least assets and liabilities and the weighting strategy, to determine the number of shares to be included in the customizable investment fund in the computer-based system.