Therefore, their claims can not be relied upon. However, they usually relied on surprise attacks. Therefore, these standards cannot be relied upon to judge writing. They relied on each other, and neither operated unilaterally. Both sides relied heavily on external support. This optimistic assumption cannot be relied on. Round-robin DNS should not solely be relied upon for service availability. Initially, the modernization relied heavily on food processing and textile. Historically, the South relied heavily on agriculture, and was highly rural until after 1945. Marshall relied heavily on him to prepare policy recommendations. Initially the economy of Java relied heavily on rice agriculture. Investors relied on them, often blindly. He relied heavily on his forces of Huns. Most Wall Street firms, then as now, relied heavily on loans. He relied entirely on radio programs and television.