Should Small Businesses Integrate Payment Links in Their App In straightforward terms, an installment interface is an internet based installment strategy where a solicitation for online installment is created and shared by the trader to the client, to make moment online installments. Tolerating installments by means of connection sharing is the most straightforward and quickest way for the two clients and dealers Most of the people has doubt about Should Small Businesses Integrate Payment Links in Their App? But almost all type of business can add payment links.