Product#1: Google Maps

 1) Solves the problems: 

a. no need to memorize directions

b. real-time updates about construction, accidents, traffic

c. find nearby stores like gas stations, restaurants.

d. ratings of stores/services/places

e. 

2) Customer Personas:

CAB drivers

Common folks : <20-30, 30-40, 40-60

3)  Improvements:

a: Performance

b: MAU, DAU

c. support different languages across the globe.

4) data collection/privacy: 

a.logged in user can save the search history, 

5. Awesome features:

voice to text

Moonshot ideas: