Before you select a vendor to provide on-going support for your custom software, consider these items:
Availability. Many customers only require support during regular business hours, but some require more robust support. If your business needs to provide services outside a traditional 9 -to-5 workday, then make sure that your vendor will provide the same level of support.
Response time. How quickly will the vendor respond to requests (especially emergency requests)? No vendor can guarantee with 100% certainty that they will provide a fix or solution within a small timeframe, but they can guarantee that they will start investigating the ...