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So far, I have a missing cash back rate of 60% of transactions. Past a month, I submit the requisite form to customer service, and I am *usually* credited. However, I still have a large purchase from Dyson that has not been credited yet pushing on two months. I have used other shopping portals before (Chase is the one I've used the most), and I've never encountered an issue with rebates that did not issue within two or three days. With Rakuten, more often than not they do not issue at all unless I report them as missing (and even then, not always it seems). Customer service is not terribly he

Two of their best features are not supported in iPhone, and it appears very unlikely they ever will be. Depending on your local T-Mobile signal, these may mean you can't actually use your service. First, Fi does not support WiFi calling on iPhones. Second, they do not support their intelligent switching among carriers (you will only be on the T-Mobile network. This second is a hardware limitation for now. My immediate neighborhood notoriously has bad cellphone signals, but T-Mobile is the worst. We fluctuate between no service and 1 bar. (A quarter mile away in commercial areas, signal is fin