Resolution amending Resolution No. 317 of 2021, authorizing the Mayor and Director of Public Safety to enter on behalf of the City of Pittsburgh into an amended agreement or agreements with Purvis Systems for installation of a new fire station alerting system and related support services by increasing the approved amount by $634,700.00 for an amended total cost not-to-exceed THREE MILLION THREE HUNDRED NINETY-EIGHT THOUSAND FIVE HUNDRED TWENTY-SEVEN DOLLARS AND FIFTY-ONE CENTS ($3,398,527.51) over ten years.