what color ink to use of legal documents
Wong says thatâs one possible explanation for why most government documents state please sign in black or blue ink.. Signing for Your Spouse. The color of ink you use isn't the only potential legal pitfall signatures can bring. Signing your spouseâs name can cause a headache if youâre not careful. Let's say your spouse is out of town and you want to deposit an expense check or rebate made out to your mate.