How
Bidding Works
Here we would like to provide some information on how our software works.
This is no rocket science, so don't be intimidated! A few practical hints:
- Don't leave everything
till the last minute - make sure that you have a user name and password
and make yourself familiar with the auction before you decide
to bid!
-
When you see somebody raising his bid again and again, this usually
means that the high bidder has a proxy, which is being challenged by
another bidder. The top bidder's name stays in the system, which may
make it look like he is bidding against himself.
Definitions:
Reserve
price - a price, below which the lot will NOT sell (unless seller
agrees to let it go at lower price later). Auction administrator sets
this price on behalf of the seller. This price is always kept secret
from the bidders, but there is a sign at the page where the lot is
listed, saying 'reserve has not been met'. Once somebody bids equal or
more than the reserve is, the sign 'reserve has been met' appears.
Current
bid - the highest bid at present. It is displayed on the top of the
list and must be beaten by a bid increment.
Bid
increment - a minimum sum, which the bidder has to add to the current
bid in order to become the highest bidder.
Minimum
bid - a bid, which is required form a bidder in order to beat the
current bid and become the top bidder, so the formula is: min. bid = current
bid + increment.
Starting
bid - minimum bid at the beginning of the bidding. Auction administrator
sets starting bids.
Proxy
bid - maximum amount, which a bidder is prepared to pay. It is set
by the bidder and kept by oursoftware, which bids on the user's behalf.
The proxy bid is kept secret from other bidders. You can raise your proxy
later, if you wish so.
Bidding
without proxies:
- A lot is posted
either with or without reserve price. A starting bid is specified.
- User1 sends his
minimum bid. The system checks that the bid is correct and then it posts
it. User1 becomes the highest bidder and the system posts the next minimum
bid, calculated as starting bid + bid increment. When somebody bids
that amount, he becomes the top bidder.
- If the lot does
not have a hidden reserve price, the highest bidder will buy the lot.
Bidding with proxy bids:
You can specify what you are prepared to pay for a particular lot - and
let our software bid on your behalf. Note that you may get the lot for
less than your proxy bid was. It is essential to understand how proxy
bidding works at our auction.
1.
User1 sends his proxy bid (proxy1). The system checks:
- That the bid
is not less than the minimum bid (otherwise it will no accept it!).
- If there is no
reserve, the system posts the proxy at the minimum bid level.
- If there is
a reserve, the system checks whether the proxy is equal or bigger than
the reserve. If this is the case, user1's bid is posted at the level
of the reserve (it jumps to the reserve level). If the reserve is bigger
than the proxy, the system posts the bid at the level of the minimum
bid.
2. User2
sends his proxy bid (proxy2). The system verifies that it is bigger or
equal than the minimum bid. Then it checks whether there is a reserve,
which has not been met.
- If there is such
a reserve, and the proxy bid of user2 is equal or bigger than it, then
proxy2 jumps to the reserve level.
- If the reserve
has been met or is bigger than both existing proxies, then the
system will compare proxy1 and proxy2.
There are two possible scenarios:
- Proxy1 is
equal or bigger then proxy2. Then the current bid is posted at the
level of proxy2 and User1 (who has proxy1) becomes the
highest bidder at that level - the bid is on him. For example,
if both proxies are equal, the one who came first wins - this is the
advantage of putting in your bids early.
- Proxy2 is
bigger then proxy1. Then the current bid is calculated as the smaller
of the two: proxy2 or proxy1 + the increment.
Example
1. User1 (with proxy1 of 70 euro) has the current bid at 60
euro (the system does not tell others that his real max. bid is 70 euro!).
The minimum bid now is 66 euro. User2 with proxy2 of 69 euro steps in.
His proxy is bigger then 66 euro (minimum bid), so it is compared with
proxy1. Proxy1 is bigger, so user1 becomes the highest bidder (has the
current bid) at 69 euro.
Example
2. User1 (with proxy1 of 70 euro) has the current bid at 60 euro.
The minimum bid now is 66 euro. User2 with proxy2 of 71 euro steps in.
His proxy is bigger then 66 euro, so it is compared with proxy1. Proxy2
is bigger, so user2 becomes the highest bidder (has the current bid) at
71 euro (which is smaller than proxy1 + the increment).
Example
3. User1 (with proxy1 of 70 euro) has the current bid at 60 euro.
The minimum bid now is 66. User2 with proxy2 of 78 euro steps in. His
proxy is bigger then 66 euro, so it is compared with proxy1. Proxy2 is
bigger, so user2 becomes the highest bidder (has the current bid) at 77,
which is proxy1 + the increment. This number is smaller then proxy2.
Alexander Baburin, June 2005, Dublin
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