Please capitalize where necessary: not totally convinced yet? then let’s just make it clear what we’re talking about. we’re talking about real behavioral change.
A: Not totally convinced yet? Then let’s just make it clear what we’re talking about. We’re talking about real behavioral change.

Please capitalize where necessary: the family-run funky meridiano offers 16 private rooms and dorms, the latter furnished with bunks. bathrooms are shared, and most come with air conditioning (some rooms have fans).
A: The family-run Funky Meridiano offers 16 private rooms and dorms, the latter furnished with bunks. Bathrooms are shared, and most come with air conditioning (some rooms have fans).

Please capitalize where necessary: in 1905 jeans published a paper in the philosophical magazine which showed the impossibility of the ether reaching thermal equilibrium with matter.
A: In 1905 Jeans published a paper in the Philosophical Magazine which showed the impossibility of the ether reaching thermal equilibrium with matter.

Please capitalize where necessary: maximum €620 per year (depends on income)
A:
Maximum €620 per year (depends on income)