I did 3 as well. Babies r Us, Target, and Amazon. I put a variety of price points on all three to accommodate everyone's budget. It also gave me a way to keep track of what I still needed and to compare prices.
I had a registry at 3 different stores to make it more convenient for my guests who were from different cities. Target, babies r us and buybuy baby.
I did walmart target and babiesrus online
I did mine at Target. I know someone who did Amazon and another who did Buy Buy Baby and Pottery Barn Kids.
I did mine online at babies r us.