I think I saw your bike on rbicycling Looks rad , kinda like a safety car Whats your gearing on the rear ? Seems smallish ? <| sep |> The data is interesting , but I think the visualisation is shows very well how bad we are at comparing areas of circles . Who would think that the sum spent in the US is only half of that in China just from looking at the diagram ? <| sep |> They do include an invoicepacking list with what was ordered , the price and your information at the top . But they have great customer service . If you contact them and let them know it is for a gift , I ' m sure they can omit the invoice or may have a gift invoice option instead . <| sep |> Ask for 15 b since he is being a dick about it <| sep |> Depends on what you mean by a personal experience . No one comes to the father unless He calls him .