I don't follow. They said they received: - letter A in week one saying stock $A is going up - letter B in week two that stock $B is going down; OP checks stock

I don't follow. They said they received: - letter A in week one saying stock $A is going up - letter B in week two that stock $B is going down; OP checks stock $A and it did indeed go up Etc. It was a little complex in the wording, but the point was clear IMO.