General FAQ’s Knowledge Base > General FAQ’s Add/Remove Auction Page Features How will I be notified if I’m out bid on an item? I keep getting the error message: “Bid start must be an integer” Setting Time Zone and Currency How many images can I have per item? How do I change the order of my items? What is Blind Bidding? What is Popcorn Bidding? Delete an Invoice What is a Reserve? How does the demo auction work? What are “Listing Types”? Can I accept donations? Do I need to sign a contract? What do I need in order to sign up? Display Sponsor Logos on the Auction Page Do I need a credit card to sign up? Modifying Item Pick Up and Shipping Is my data portable? How do I update my Username? How do I charge Credit Cards on file? Upgrade from a Free Plan to the Paid Plan What do I need in order to Sign-up? Can you explain how the performance fees work? Can I Use My Own Domain? Error Adding Facebook Tab Connect a payment processor to my auction How to add my auction to a Facebook Page Listing Types – Online/Mobile, View Only, Point of Sale Promote Auction with Email Blast How to Enable Cookies on your Mobile Device The transaction cannot be completed due to an invalid merchant configuration Upload Auction Items in Bulk Linking Donor’s Website for each Donated Item Allowing Donors to Submit Items Through Auction Page Add/Remove Auction Stats from Auction Page Stagger Items with Different Start and End Times What is a Buyer’s Premium? Cover Credit Card Processing Charges Can I have Multiple Users on my Charity Auctions account? Update Profile Information Update my Password List of Online Auction Features Is Charity Auctions Today available outside the US? List of Live Auction Management Features