(4-traders.com) Delta Outsource Group, Inc., a leader in the account receivables management industry has completed an expansion that adds an additional 8,000 square feet to the current 9,000 square feet they are presently in. In less than two years of moving into the new office space, Delta Outsource Group, Inc.'s...http://www.4-traders.com/news/Delta-Outsource-Group-Inc--Expands-Current-Call-Center--20491463/