Going once, going twice, sold to the lowest bidder.

What: p.45 Summer Sale
Why: 3.1 by Phillip Lim, Lauren Moffatt, and Lyell shoes up to half off.
When: Get an extra 15 percent off at the pre-party, June 28, 6-9 p.m. Sale begins June 29.
Where: 1643 N. Damen Ave., b/t North & Wabansia Aves. (773-862-4523).

What: Scoop Secret Sale
Why: At up to 60 percent off, you actually can afford Missoni, Michael Kors, and Tory Burch.
When: Right now, you lucky duck.
Where: 1702 N. Milwaukee Ave., at Wabansia Ave. (773-227-9930).

What: Barneys New York Summer Sale
Why: Behnaz Sarafpour, Ella Moss, Trovata, DVF, and James Perse up to 60 percent off.
When: Now, people, now.
Where: 25 E. Oak St., at Rush St. (312-587-1700).

What: Lili Boutique Summer Sale
Why: Up to 75 percent off picks from In the Now, Filippa K, Ya-Ya, and Mint.
When: Today, tomorrow, the day after …
Where: 1543 N. Wells St., b/t North Ave. & Schiller St. (312-654-8511).

What: Jolie Joli Summer Sale
Why: Marc by Marc Jacobs, Generra, Isabel Marant, and Rozae Nichols up to 30 percent off.
When: Get an extra 10 percent off at the kick-off party, June 28, 6-9 p.m. Sale begins June 29.
Where: 1623 N. Damen Ave., b/t North & Wabansia Aves. (773-342-7272).

What: Samantha Summer Sale
Why: Prices drop 50 percent on Vince shorts, Shoshanna dresses, and Generra basics.
When: Right now. Go get.
Where: 64 E. Walton St., b/t Michigan Ave. & Rush St. (312-951-5383).

What: Koros’s Spring into Summer Sale
Why: Earnest Sewn jeans, Sportmax, and Wyeth kimonos 20-40 percent off.
When: Until it’s all gone.
Where: 1019 W. Lake St., at Carpenter St. (312-738-0155).