Oops...in some cases, we might miss an entrance by a few steps. Hopefully, we put you into the front.
In order, to correct this, you can move the pegman that is shown on the map by clicking the link arrows "<" & ">" within the StreetView picture and voting "Yes". Unfortunately, this feature is pretty hidden. So we will work to make this more obvious.
We agree on the crowdsourcing. We plan on using crowdsourcing data to improve the quality of our suggestions, along with allowing drivers to enter drop-off and pickup zones.