The module BILLING cares about all financial necessities connected with providing Internet connection and other services. The system generates client invoices, which are generated as PDF documents. The client can inspect these PDF invoices in his user's interface. Providing the incoming payments are regularly set, the client keeps a good track of the settled invoices. Generating and survey of the invoices made out for particular invoicing groups. The survey presents variable symbols for individual periods, number of invoices, price without and with VAT, VAT, and date of issuance and name of the engineer, who has generated the invoice. The invoice may be displayed, printed, sent via e - mail, cancelled in bulk or exported to the following accounting systems: - POHODA - Money S3 - MRP - DOS - MRP/KS - Helios - Omega Cross - MELZER profi ... or to the CSV text format Menu includes: Summaries Survey of the invoicing for individual invoicing groups - List of invoices and information for individual periods (total number of invoices, settled invoices, outstanding invoices, amount in full without VAT, amount in full with VAT, settled with VAT, left to settle with VAT, balance with VAT, date of issuance). - Display of the invoices made out, outstanding and settled for individual services of all clients - Survey of balance openings for individual clients (client, customer number, variable symbol, amount, date of issuance, due date, settlements, settled). Settlements Cashless payments from clients. Search according to variable and specific symbols, user name and account number. Payments are possible to settle to the full extent, or in part. For partial payment the current overcharge or undercharge is counted up. History of payments from individual clients. Cash desk List of cash payments from clients. Cash desk is divided to unsent and sent. Overcharges - Overcharge records of individual clients (client, customer, variable symbol, date of issuance, settlement date, amount with VAT, overcharge, overcharge uncharged) - Undercharge records of individual clients (client, customer, variable symbol, date of issuance, settlement date, amount with VAT, undercharge) - Information on overpayments charged (date, user, variable symbol, cleared by, description) Reminders Generation and records of reminders to individual clients. Reminders can be displayed in PDF or sent to a client via e – mail. Cancellation - List of invoices cancelled (date, client´s name, variable symbol, price without and with VAT, cancelled by, reason for cancellation) - list of cash payments cancelled (date, client´s name, variable symbol, price without and with VAT, cancelled by, reason for cancellation) - List of noncash payments cancelled (date, client´s name, variable symbol, price without and with VAT, cancelled by, reason for cancellation) Bank Import of payments in universal "ABO" format. The system automatically matches payments by variable, eventually specific symbol and payment. Disparated payments can be matched afterwards by hand. Balance opening With the transition to ISP Admin system you can define the balance opening for each client, which is then consequently applied in the INVOICING module. Setting It involves the survey of values for individual invoicing settings. Thereinafter the possibility of setting invoicing groups, types of payments and settlements, the email reminder template in delay with payment and invoice templates.