Today Only: 25,500 Mile Flat Beds USA to Europe

Fly a flat bed to Madrid for 25,500 Avios and low fuel surcharges this spring. Economy awards start at 12,750 Avios + $71 or 3,200 Avios and $181 one way.

Iberia is offering a 25% discount on economy and Business Class awards booked by today (2/14/17) between Madrid and:

Miami, New York, Boston, Chicago, Zurich, London, Vienna, Moscow, Bogota, Medellin, Johannesburg, Panama, Shanghai, Mexico City, Lima, Santiago de Chile, Buenos Aires, and Havana

The discounts to/from the USA must be flown by June 14, 2017 with blackouts dates including all of April;

Club Carlson Promotion: Up to 50,000 Bonus Points for Stays

Club Carlson is offering up to 50,000 bonus Gold Points on eligible stays completed through July 31, 2016.

Club Carlson is the loyalty program of these brands.

You earn bonus points for two, five, ten, and fifteen eligible nights:

Eligible nights are basically paid nights.

Save 20,000 Miles on United Awards to Australia This Summer (Now Open to All)

Updated 1/27/16 because the offer ends tomorrow.

United has announced a 20% to 25% discount on economy class awards from the United States to Sydney, Australia:

Roundtrip awards booked between now and January 28, 2016
for flights flown between February 2 and June 22, 2016
on itineraries wholly operated by United and United Express flights
will cost only 60k to 64k miles roundtrip, depending on the days of travel

United has run nearly identical promotions for travel to Europe and South America for the last several years.
United’s Current Promotion

I did a few dummy bookings to test out what’s

Sale: 22,500 Delta Miles to London

Delta is offering awards to London for 22,500 SkyMiles each way this winter. That is a 7,500 miles discount off the normal price.

The details are a little sketchy (just like Delta's lack of an award chart) because those listed on the promo page are incomplete and incorrect:
Origins & Destinations | Round-trip Award ticket and sale fares for travel from select U.S.

Updates on the 47,000 IHG Points for $56 Game

Through February 15, IHG is running a promotion that offers a prize for every stay beyond your first. Since the prize is randomly drawn, though, IHG had to offer a free way to enter to avoid violating lottery laws.

All you have to do is send a hand-written note to IHG's prize fulfillment company, and you get an entry. You can get 94 entries this way.

IHG Accelerate Promo Maybe 50,000 Easy Points

I only cover hotel promotions when one is so good that with a little time and money, you can unlock stays that are worth several times your effort.

IHG Rewards Club's new Accelerate promo for stays from January 1 to April 30, 2016 is mattress-run-worthy for some people.

Sign into your account here to see your targeted offer.

Get 47,000+ IHG Points for $56 from Home

Read the comments (at least the most recent ones) for updates. People are receiving their game plays and notifications of their prizes, though the actual points haven't posted.

IHG and MasterCard have announced a Priceless Surprises promotion that allows you to win 47,000+ IHG points from home for $56 and a few hours of your time.

The way the promotion is supposed to work is that you get 1,000 points for your first qualifying IHG stay with a check in date between November 15, 2015 and February 15, 2016.

Earn 5,000+ Bonus Starpoints (Worth $125) from Stacking Bonuses on One Stay

Right now there are three great Starwood Preferred Guest promotions you can stack.

Earn 2,015 Starpoints on any stay this month.
Earn 2,500 Starpoints for using SPG Keyless and paying with an American Express by February 29, 2016.
Earn 2x Starpoints on two night stays plus another 500 bonus Starpoints on three night stays through December 20, 2015.

You need to register for all three promos. Here's more details and how to register:

Huge IHG Fall Promotion: Two Free Nights Anywhere or 150,000 Points

IHG has comes out with its Fall Promo, Accelerate, for stays between September 1 and December 31. Registration is required to see your targeted offer. I don't stay in hotels much, so hotel promotions only catch my eye--and make an appearance on MileValue--when you can earn rewards worth more than the price of the hotel rooms you need to book to earn the rewards.

Free Sheraton Night for Every Five Paid Sheraton Nights. Gameable?

Starwood Preferred Guest has two summer promotions that should be stackable, and for some people, the value of the promotions will make mattress running a viable option.

The first promotion--Make It Count--offers 1,000 bonus Starpoints for each eligible 2+ night stay that includes at least one weekend night. Eligible stays must be completed by August 31, 2015.