The latest kit, with on-site warranty
Windows 7 Support Ends in Jan 2020
Still running Windows 7? - Then its essential to upgrade to Windows 10 soon as it will stop being supported by Microsoft on January 14th 2020, this means your computers will shortly afterwards be at high risk of virus and malware infection and outside attacks.
If you feel that your computers are grinding to a hault or not performing as they once did, then maybe its time to consider an upgrade.
Are you unsure if your current PC will run Windows 10 effectively? We are able to advise of what spec PCs to avoid and the minimum requirements for your individual needs.