SigPro (formerly known as SignatureProfiler) is a simple and intuitive plugin for Apple’s Mail application that makes it easier for your tosigpro handle and gain more control over your signatures. 
Create, edit and assign tail signature to your email accounts
SigPro comes as a viable solution for Mac users that have multiple email accounts and need an easier way to manage the signatures for their outgoing emails.
In addition to helping you manage your signatures, also enables you to share them between accounts and integrate information grabbed from iTunes, as well as random signatures from any given quote list.
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