Why shift from Exel?

Despite training manuals on how to use Exel, many people still do not find the Excel User-friendly while using BRAVO is very easy and much more convenient.
(1) The data flow is known to one or two users at the most
(2) There is NO process known to follow and system is very opaque
(3) Field data Validations are NIL and user has to be very careful while entering any value and manually self
validate it at each point.