Preferred shares can offer excellent returns such as TransCanada Pipelines 5.60% Series U Preferred Shares (TCA.PR.X) This is a straight perpetual, running yield 5.46 percent which is well above the 4-4.25 percent yield on 30-year TRP bonds, and the 3.8 percent yield on the common. TCA.PR.X is callable next October at 50.00, gives a yield to call of 3.92 percent - which is well above the 1.4 percent on GICs and 1.5 percent on 1-year TRP bonds.