Add punctuation: Econtrol gives farmers the option of using their ISOBUS platform in the tractor for controlling the machine
A: E-control gives farmers the option of using their ISOBUS platform in the tractor for controlling the machine.

Add punctuation: It is located just a few meters from Las Ramblas Sant Jaume square and metro station the Iglesia de Sant Felip Neri and the Catedral of Barcelona
A: It is located just a few meters from Las Ramblas, Sant Jaume square (and metro station), the Iglesia de Sant Felip Neri and the Catedral of Barcelona.

Add punctuation: The PNB Print has the right to subcontract unless the Client specifically restricts it The PNB Print shall be responsible for the quality of the subcontracted work the same as for his own performance
A:
The PNB Print has the right to subcontract unless the Client specifically restricts it. The PNB Print shall be responsible for the quality of the subcontracted work the same as for his own performance.