What are the challenges of e-procurement systems?No

The e-procurement has lot of advantages to it. But there
are many challenge

(a)     a capital-tight
environment,

(b)   the cost of
acquisition

(c)    fielding of an e procurement system can
seem prohibitive

(d)  
Connectivity

(e)   
Renegotiation

(f)    Software in
escrow

(g)   Digital
signatures

(h)   Location and oversight of
data

(i)     Vested interests