In what sectors will the document eSignature industry grow over the next 4 years? (and where)

e_signature is the most powerful factor at e_governmental applications, its importance will be increased as e_governmental applications grows at middle east countries

Esignature grow in banking for all payements transactions (Card payment , automated clearing system, Instant transfer , .....) and also in commercial operations.

I believe the sectors will be (Government, Military, Oil & Gas)

All the government sector in india

eSignature is likely to grow in Online banking and almost all the financial transactions which happen online

eSignature will likely grow in the banking, security sector as well as online transaction on the internet