Its a combination of the First Data Offerwise Platform and the CardSpring API. You need to get certified by First Data in order to get access to the datasets required to build a service like that.
A whole lot more data is needed before anyone can answer this question. "Some people want it"...have you identified a target market? Are there similarities in these people? How many? Did they tell you what they'd pay for it? Why didn't they pay you for it already (before you wonder about this, p...
The area in which you are working is quite complex both in terms of describing inventions and in terms of the changing legal landscapes. An expert is definitely suggested. Even then, the terms of an agreement would be difficult to protect under patent law. This makes such a business model harder ...
Start by interviewing people who do have experience in the field and determining to what extent they feel the pain for the problem you're solving. Your biggest risk with an idea where you don't have domain expertise in is that you're solving a problem that doesn't need solving. If after speakin...
It will surely depends on where you are located. In Canada, you can ask the 2 employees/contractors to provide you a bill like any company does when they sell services to customers and you can pay them by check. The employee/contractor would need to be registered as a company (incorported or regi...