Pros: https://www.tracking-system.com/news/3-tracking-system-information/1200-benefits-of-gps-on-phone.htm......
https://www.trails.com/facts_10153_what-benefits-gps-cell-phones.html
Pros/Cons: http://smallbusiness.chron.com/advantages-disadvantages-cellphone-tracking-34399.html
http://www.trackapartner.com/pros-and-cons-of-cell-phone-tracking
Answer:
The painters name is Leonardo DaVinci
Answer:
The easiest thing to do in you situation would be to use references from other drawings or real pictures, and make sure you use a consistent light source. Sorry if this doesn't answer you question but these are some tips.
Because they are more renown now and more recognizable than old, classical hollywood stars. They make it big but movie stars and actresses make it bigger.
