To place a bid on the bidder taps the Bid Now button in the item catalog to first view the item details.
They can then tap on Bid! and enter the amount they want to bid:
If the Managed Proxy Bid option is enabled for the event, and the checkbox is checked then the bid will be placed as a proxy bid, see Proxy Bidding Example for more details on how these work.
Tapping anywhere outside the dialog or on the red X will close the bid dialog without placing a bid.
If the bid is successful there will be a notification dialog:
When the bidder is the high bidder they will be shown this information on the item details page:
If something goes wrong then an error message will be shown explaining what the bidder must do:
Multiple Winner Items
If an item supports multiple winners then a bidder can place multiple bids against it. All the current winning bids are shown on the item details page:
When placing a bid for a multiple winner item the bidder can choose whether to replace one of their existing bids (if they have one) or place a new bid.
If you choose the Buy It Now option for a multiple winner item then you can select the quantity you want to buy: