As history taught us, in the moment of Black Friday sales madness, people intensively look for any cut-price deals. Mobile deals, TV deals or similar electronics-related deals seem to be especially attractive. In 2019, the shopping frenzy starts on November 29. In reality, for many businesses the sale season begins a bit earlier and can last a bit longer than just this one day. If you’re on the seller’s side and want to let your customers and prospects know about your offer before Black Friday comes, you can use email signatures as a free marketing channel to advertise your deals. Let’s get inspired!