Please capitalize where necessary: i have played with some of the details, such as the curved cutting of the seat/legs and the angled bowing of the legs, which helps to give the stool a more three-dimensional appearance.
A: I have played with some of the details, such as the curved cutting of the seat/legs and the angled bowing of the legs, which helps to give the stool a more three-dimensional appearance.

Q: i am a man, 50 years old, seeking a woman age from 18 till 55

A: I am a man, 50 years old, seeking a woman age from 18 till 55

Q: a corrupt registry file: the registry file contains detailed information such as programs, external cards, games and network routers etc. if the registry file gets corrupted due to virus attack or the user has deleted any registry entry in registry editor, then it may cause the blue screen death of windows which indicate that the software has got corrupted
A: A Corrupt Registry File: The registry file contains detailed information such as programs, external cards, games and network routers etc. If the registry file gets corrupted due to virus attack or the user has deleted any registry entry in registry editor, then it may cause the blue screen death of Windows which indicate that the software has got corrupted

Problem: it is not simply for the reason it's got excellent quality and also attractiveness; it is also due to the humble behaviorby which they are advertised to establish a niche on their own. coach kristin op art slim envelope purse black makes tons of other top quality items for example perfume and ready-to-wear merchandise.
Can you repeat this sentence, but capitalize it?
Answer: It is not simply for the reason it's got excellent quality and also attractiveness; it is also due to the humble behaviorby which they are advertised to establish a niche on their own. Coach Kristin Op Art Slim Envelope Purse Black makes tons of other top quality items for example perfume and ready-to-wear merchandise.

Text: today our sweet auri turns 7 year! how time flies! auri surely doesn't know, he is still playing more or less all day, and still can't resist a teddy bear or the puppies toys :-) he doesn't have a single grey hair, and most people think he is younger then his sisters :-) i hope he will bring us joy many years yet to come! happy birthday auri!

Correct capitalization: Today our sweet Auri turns 7 year! How time flies! Auri surely doesn't know, he is still playing more or less all day, and still can't resist a teddy bear or the puppies toys :-) He doesn't have a single grey hair, and most people think he is younger then his sisters :-) I hope he will bring us joy many years yet to come! HAPPY BIRTHDAY AURI!

Text: the smell is the sense we know much about. the brain's limbic system is activated when we smell.

Correct capitalization:
The smell is the sense we know much about. The brain's limbic system is activated when we smell.