Use this type of campaign for Silent and Live Auction
Navigate to the Campaigns > New Campaign > Auction
As you fill the settings, a few things to pay attention to:
  1. 1.
    Under Auction Settings, set type to Silent or Live.
  2. 2.
    Use Bulk Import to upload multiple items together

Share Auction Link

Every campaign comes with its own link that can be shared with potential bidders. Go to Campaigns, hit Share to get the URL (to share on social media and in email campaigns) and QR code (for print collateral).
Go to Manage Auctions to see current bids, Pause/Resume bidding for Silent/Online Auction, and Delete bids if necessary.

Shipping Links

To help coordinate pick up and shipping, consider adding forms that your donors could fill out. Update the Email Settings Header and Footer to include the forms.
Here's an example:
HTML Formatting would be useful here.
Donors who win an auction item will see this message in the confirmation and payment request email.
Message in Payment Request email
Donors who buy the item, will see it in the payment confirmation email.
Message in Payment Confirmation