Have you ever sent a document for signing only to have it come back with mismatched fonts, or a different font than you created the document in?
Signority has 2 fonts embedded within it for rendering your document; Arial and Times New Roman.
If you are looking to ensure your document stays in the font you have used for consistency we recommend that you embed custom fonts into your document. Microsoft has some tutorials on how to accomplish this, just choose the right environment for you: