BMO Capital upgraded Postal Realty Trust to Outperform from Market Perform with a price target of $23, up from $21. The firm says the company has a \"unique\" business model focused on acquiring assets leased to the United States Postal Service. With a new, 3% annual escalator lease structure being implemented and a 100% rent collection rate, Postal Realty has the highest same store net operating income growth, the analyst tells investors in a research note.