Stock price when the opinion was issued
Enbridge wants to buy ENF to simplify their corporate structure. In the States, Enbridge offered a small premium, while in Canada, they offered a premium. He suspects the directors of ENF-T are waiting for a higher premium (or that's what he would do). Pays a higher yield than Enbridge Inc. but lacks the dividend growth potential.
The market is currently negative on energy infrastructure and Enbridge is being impacted by how the parent is going to finance future projects. There is also some fear that the great assets passed down from the parent may one day be taken back in. In the US some negative tax rulings on Master LLPs may cause changes.