Invest carefully—investing involves risk. This post allows everyone to share their own refer. About Pi In 2020, a lot of people were recommending Pi, this virtual currency. Pi Netw...

The offer is ending at the end of February—don't forget the free Hyatt 5,000 points (enough for a night). If that doesn't work, you can just reload your Amazon balance; it's best t...

Some blogs previously believed that after changing the card design, you could no longer see the reimbursement progress and might lose the airline incidental reimbursement. We also...

This post was contributed by reader Hami Melon and edited by KUKU. For those who have scored multiple Visible SIM cards and still have a Metro PCS locked phone, using a hotspot dev...

From now through March 31, 2021, if you have an AMEX RMB credit card issued in mainland China and link it to Alipay, spending RMB 37 in a day will earn you a RMB 3.7 red packet. Th...

[Update 2] I finally cashed out my Visible cashback. Before it posted, I was worried every day that the tracking would get lost. Not easy at all. Recently there have been quite a f...

[Updated 2021.2] Based on many data points from our WeChat readers, even if the redemption window has already expired, you may still be able to request a code. In addition, the act...

This post was submitted by reader E.W. and edited by KUKU, with the author’s referral link included. Ting and FreedomPop are useful tools for number porting; this article walks thr...

WeChat reader AstroX recently shared a DP: purchases made in mainland China with a U.S. AMEX credit card were not being identified correctly when they posted. Generally speaking, A...

For a summary of merchants that support WeChat Pay + U.S. (foreign) credit cards, please see my roundup post: Summary of merchants that support WeChat Pay + foreign credit cards (i...

[Update 2021.1] Today, the author noticed that AMEX has started issuing these missing points retroactively. It appears to be happening in batches. In the author's case, the first m...