Income tax filing service is a tax that is indirectly charged to you on purchase of goods or use of service e.g. Buying a mobile phone or eating in a fast food joint. The seller of the mobile phone or the fast food service provider charges you tax and then deposits the same to the Government account. A trademark can be defined as the unique identity that makes your product or service stand out from the rest. Tax services are levied by governments on their citizens to generate income for undertaking projects to boost the economy of the country and to raise the standard of living of its citizens. For more than information visit a site i.e. bizsupport4u.com