People tend to check in during these times:
The mandarin iced green tea is disgusting
WiFi password is lovecosta
So many peoples in there
Good Iced coffee blends without it being too sweet. Takes foreign credit cards. No bathroom though
Wifi pwd hellocosta
The WiFi here is useless. Show your receipt to the guy who actually makes the coffee, or he may not know what he is supposed to make for you. The coffee here is nice, though
I love Costa but WiFi sucks or doesn't work almost in all Costa in Shanghai, especially when there many people.
Wifi password: lovecosta
Smartpass card is accepted here!
A hood strong cappuccino. No need for an extra shot. But beware of the large size, it is a small bucket of coffee!