There is much confusion about what constitutes foreign earned income with respect to the residency location, the location where the work or service is performed, and the source of the salary or fee costs. Foreign residency or extended periods abroad among the tax payer can be a qualification to avoid double taxation. Filing Principals. It is important realize what to report near the tax repay. Include the correct name, social security number, and mailing address on your return. If filing elec...