It can't be overstated how important it is to leave a good impression. That's what signatures are for. Remember that signature persists in threads and keep bringing in attention way after the message it initially attached to has ceased to be important or even relevant by itself. The more compelling the signature, the more value it brings to you and your business. If you want to go beyond the minimalist "name + hyperlink" combo in your signature, look up this list of the best free email signature templates: you may well be inspired.
Because a lot of vendor have suspended their manufacturing and delivery activities, your B2C business may find it difficult if not impossible to operate and generate revenue. How about selling gift cards until the economic situation resets? Here's a guide to the many ways to include gift cards as part of your strategy, along with hints about promoting those digital cards via your email channel.