In Brazilian style tenders, the starting price identified by the seller company will automatically decrease in predefined time intervals. Participants enter the quantity to the box above the “Accept Bid” button which they commit to purchase within the current price level and click “ok” to accept the bid. Participants may enter quantities for price levels displayed on the screen and purchase another quantity amount with the current price level in the meantime until the total quantity put up for sale runs out.
You can enter a quantity in field (1) on the image, and complete the action by clicking on the Accept the Bid button (2).
To place a bid, you just need to click on the Accept the Bid button and then click on “OK”.