The stable outlook reflects our expectations that BAC will continue to cautiously manage its capex and capital structure, amid a slowing operating environment, in a manner that is consistent with the current rating. We also believe that BAC's resilient traffic profile should cushion any prolonged weakening in traffic and provide sufficient time to adjust capital spending patterns, if required. We expect BAC to operate with a ratio of funds from operations (FFO) to debt of 9.5%-10% assuming modest traffic growth. Under a sustained slowdown, we expect BAC to operate above 9% with some flexibility exercised on capex or dividends. We would consider lowering the rating on BAC if FFO to debt were to drop to below 9% on a sustained