User Activity

So I’m selling my iPhone 8 and I have erased all settings/data from the phone and erased the iPhone 8 off my iCloud and removed it from my new phone so does that mean everything is off of mine on the old phone and is okay to sell?? It just keeps sayi...
I’ve just upgraded and have noticed my data isn’t on in the settings which I’m confused to why? Do I need a new sim? I never got told about anything like this, I’m not sure how to get a QR code or out like that to add the data plan.
I have tried nearly for a week now to get in touch with someone about to change the account of the bank I’m with as it says you have to ring them up and speak to them, but I get as far as the automated voice saying to wait and then it cuts off. I jus...
I’m in the middle of getting an iva sorted for my financial situation with my other bills and it just worried me if I’m still okay to upgrade to a new phone? My contract runs out August.Thanks