I am guessing you have gotten past the initial question you need to answer which is why do you want to run. If so, then the easy answer to your question is that it depends on where you are running, where you are starting from and who are you running against. You need to look at the district, an...
If you're looking to build a service like Xero that imports users bank transactions and balances, you've got a few options. Xero uses Yodlee on the back end to power their bank feeds. As I understand it, it's rather old school and often errors out, but supports a huge range of banks through scr...