39,95 large text plate with a list of scaffolding wood themed "all you need is love" (size 59 x 78 cm)

How would the previous sentence be correctly capitalized?
Answer: 39,95 Large Text Plate with a list of scaffolding wood themed "ALL YOU NEED IS LOVE" (size 59 x 78 cm)
the first cell phone i got was one of the first ones with color screens.

How would the previous sentence be correctly capitalized?
Answer: The first cell phone I got was one of the first ones with color screens.
but she has recently met a new man she fell in love with; therefore, she turns to the doctor, it all ends with gabriel glass falls for her.

How would the previous sentence be correctly capitalized?
Answer: But she has recently met a new man she fell in love with; Therefore, she turns to the Doctor, it all ends with Gabriel Glass falls for her.
they are determined outside of the model.

How would the previous sentence be correctly capitalized?
Answer: They are determined outside of the model.