UK telco BT is dramatically rationalizing its property portfolio, from central offices to offices, and the process is also affecting its tower sites. It has signed a deal with Spanish tower operator Cellnex, to sell the operating rights for 220 UK towers for a period of 20 years, an agreement which could lead to further cooperation in future. The deal will be a welcome expansion in the UK for Cellnex, whose main markets are in Spain and Italy, but which plans to extend its reach with the stated aim of becoming the “American Tower of Europe”. The firm said the £100m agreement will increase its UK locations by almost 40%, enabling it to operate and market the sites on behalf…