A system and method of providing a client with cashflow monitoring during a transfer of services (e.g. pre-authorized debits and credits) from a first account to a second account, the method comprising the steps of: (i) determining an effective date for the transfer of each service, said effective dates creating a transfer window; (ii) determining cashflows for said first account and said second account during said transfer window; (iii) adjusting effective dates for transfer of each services to avoid cashflow interruptions in said first and said second accounts; and (iv) providing a cashflow analysis to the client that lists all the effective dates for each service transfer and predicted cashflows for said first and said second account during said transfer window.