Bro Risk is always there. But he is justified. You can use landfills from other countries and the return will be long. In general, risk is a noble cause. Who does not risk he does not drink champagne
1. DEPEND how many of them u used ...
2. depend of is swipe with pin confirmation or only signature by merchant copy
3.depend of your contract with pos provider
4. depend of amount
5. depend of your documents to each transaction
6. depend how old and big is your merchant
7. some more DEPEND....
But be sure in 90% transcactions chargeback come 24 -96 hours = money quick out from acc ( wat is in pocket is in pocket) bankor pos provider can frezze your acc. and start investigating case
than or accept chargeback from card holder bank or not ...
after u have till 90 days time pay money back(in mostly country's is so ) ....good luck