SignRobo gives you option to sign file(s), whether you can use any DSC or scanned signature image. This also allows you to sign multiple times on page(s). Use SignRobo for signing in bulk : Invoices Agreements Purchase Orders Legal Documents Supplementary Invoices HR Documents & Policies Form 16 (Part A&B), Tax Returns, Bills Contracts, Deeds, Property Documents Credit & Debit Notes, Litigation Documents.