Yes. Fee payment links, instalment reminders and receipts can be automated with an Indian payment gateway in your name.
The site can show both, with separate timetables and booking rules. Online demo classes can be booked with a meeting link sent automatically.
Yes, with permission from the students concerned and with specifics (year, exam, score). We do not publish claims we cannot back.
Short, useful messages at sensible intervals, in your tone, with a clear way to say “not now”. The sequence stops the moment they reply.
A few weeks for the site, with the WhatsApp flows set up alongside. You receive a written scope and timeline first.