question: level 3 will be implemented in firefox for windows first, and later on in firefox for osx and linux.
Capitalize this past sentence correctly.
A: Level 3 will be implemented in Firefox for Windows first, and later on in Firefox for OSX and Linux.

question: here are the prospects of our upcoming projects, read more here
Capitalize this past sentence correctly.
A: Here are the prospects of our upcoming projects, read more here

question: bu20: decisions on placement where the decisive cause relates to the child by region, cause for placement outside the home, age and sex (2006-2014)
Capitalize this past sentence correctly.
A: BU20: Decisions on placement where the decisive cause relates to the child by region, cause for placement outside the home, age and sex (2006-2014)