“— Liquidity and Capital Resources” for further definition of maintenance capital expenditures). Maintenance
capital expenditures are capital expenditures made where we add on to or improve capital assets owned, or
acquire or construct new capital assets, if such expenditures are made to maintain, including over the long-term,
our operating or earnings capacity. Non-cash mark-to-market of derivative instruments is considered to be
non-cash for the purpose of computing Distributable Cash Flow because settlement will not occur until future
periods, and will be impacted by future changes in commodity prices and interest rates. Distributable Cash
Flow is used as a supplemental liquidity and performance measure by our management and by external users of
our financial statements, such as investors, commercial banks, research analysts and others, to assess our ability
to make cash distributions to our unitholders and our general partner. Our Distributable Cash Flow may not be
comparable to a similarly titled measure of another company because other entities may not calculate
Distributable Cash Flow in the same manner.
Our gross margin, segment gross margin, adjusted segment gross margin and adjusted segment EBITDA
may not be comparable to a similarly titled measure of another company because other entities may not
calculate these measures in the same manner. The following table sets forth our reconciliation of certain
non-GAAP measures:
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