No SPAM Policy MOS does not condone or tolerate sending of SPAM from our site. We will terminate the account of anyone who violates this policy. Member Home Pages For policies related to member home pages, see our Member Home Page Policy . Payment for Mathbox Online Systems Services Payment for MOS's services is due upon account creation. If payment is not received within four days, the account will be suspended until payment is received.
Subsequent payments are due on or before expiration date of said account.
Invoices via e-mail will be sent to the MOS member at least one week before payment is due. If payment is not received by the expiration date of the account, the account will be suspended and the member's home page will be removed until such payment is received. Suspension disables the user's mail account. Disabled mail accounts cannot receive mail. Mathbox Online Systems is not responsible for lost mail due to suspension for non-payment.