Internet users should use the possibilities of a collective settlement on the Internet, to find the collective bargaining appropriate for.” Through consumer portals such as toptarif.de (www.toptarif.de/ dsl) or free service hotline 0800-10 to 30-499 consumers quick and easy information about cheap DSL offers and free exchange at a reasonable rate if necessary. * Tariffs in detail: 1 & 1 double-flat 16,000: monthly Basic price 29.99 euros. Set up price 99.90 euro (only for flexible contract), new customer bonus 100 euro (only for standard contract), WiFi router 0 euro, shipping cost 9,60 Euro Alice fun: monthly Base price 29.90 euros, new customer bonus 170 euro (only for standard contract), set up price 39,90 euro (only for flexible contract), WiFi router 29.90 euros, shipping costs 9,90 euro O2 DSL complete premium: monthly Basic price 35 Euro, new customer bonus 140 euro (only for standard contract), set up price: 0 euro, wireless router 29.99 euros, shipping 9.95 euro Congstar complete 2 DSL 16,000: monthly Basic price 34.98 euros, set up price 59.99 Euro (only for flexible contract), WiFi router 49,99 Euro (only for flexible contract), shipping costs 9.99 Euros price: 14.04.2010 toptarif.de is the publishing group Georg von Holtzbrinck’s independent consumer portal for all common tariffs in Germany. It currently includes the categories of electricity, gas, DSL, investments, and insurance for legal protection, furniture, residential, private liability, car, keepers liability and is constantly being added and updated. The consumer can thereby with minimal free checking, whether there are cheaper rates for him, and, where appropriate, immediately change. The complete service of change of is completely free of charge for the consumer and the customer receives the original conditions of the provider, in some cases over toptarif..