Look at where digital lending applications actually die and it is rarely the credit decision. It is the pending-documents state: the applicant started, uploaded two of five items, hit something confusing, and stopped. The file sits at 60% complete until it expires.
The standard remedy is an SMS with a resume link, repeated. It works for the applicants who were going to finish anyway. For the rest, the link does not address the reason they stopped — which is usually that they do not understand what is being asked for, or they do not have it to hand.
What a call does that a link cannot
It names the specific missing item, and it lets the applicant say why they have not provided it.
"Your application is incomplete" tells someone nothing. "We need one more document — an address proof, and a utility bill or rent agreement works" tells them exactly what to do next. The gap between those two sentences is a large share of your drop-off.
And the objection you hear back is frequently something no amount of SMS would have surfaced: they do not have a salary slip because they are self-employed, the address on their Aadhaar is their parents' house, the bank statement download from their bank is a password-protected PDF they cannot open.
Three lines that keep you safe
The last three instructions are not boilerplate. Loan-application fraud in India works precisely by calling applicants, sounding official, and collecting documents or credentials through a side channel. An agent that always routes uploads to the official app, never accepts documents by WhatsApp, and never quotes an approval, cannot be repurposed by anyone listening for a script to imitate.
Saying "we will never ask for an OTP" out loud, unprompted, is worth the four seconds here too.
Timing
Call within 24 hours of the application going idle. Not three days — by then the applicant has usually applied somewhere else, and lending is a race in which the second lender to respond gets nothing.
One follow-up call three days later if still pending. Then stop calling and let the SMS sequence continue. Two calls about an incomplete form is service; four is pestering someone who has decided.
What it is worth
Two calls of about a minute is roughly ₹10 per stalled application. Against an origination worth thousands in interest income over the loan's life, the ratio is not the point — the point is that the applicant already exists and is already interested, so the marginal cost of converting them is far lower than the cost of acquiring a replacement.
Lenders who add this typically recover 20 to 35% of stalled applications. The variance depends almost entirely on how quickly the call goes out.
The by-product
You get a counted list of which document blocks people, and it is usually one item. Address proof, most often, or bank statements for self-employed applicants.
That is a product fix, not a calling fix. An institution that discovers 40% of its drop-off is one confusingly-worded upload step can solve more by rewriting that screen than by making any calls at all — which is the sort of finding that only shows up when you ask people why.
The lending page covers the other call types, and pre-due EMI reminders pick up once the loan is live.