Please capitalize where necessary: last but not least, remember: depression hates exercise and recreational activities!
A: Last but not least, remember: depression hates exercise and recreational activities!

Please capitalize where necessary: stefan fritsch posted some bits from the apache maintainers announcing some changes — a new set of packaging guidelines, a recent major apache httpd upgrade, and an upcoming package transition.
A: Stefan Fritsch posted some bits from the Apache Maintainers announcing some changes — a new set of packaging guidelines, a recent major Apache HTTPD upgrade, and an upcoming package transition.

Please capitalize where necessary: the nina also features an additional accessory - the innovative fab bag, handy accessory which is insulated to keep food and drinks warm or cool for up to four hours. it can be attached to a stroller with its top velcro strap, or can fit snugly inside your bag.
A: The Nina also features an additional accessory - the innovative FAB Bag, handy accessory which is insulated to keep food and drinks warm or cool for up to four hours. It can be attached to a stroller with its top velcro strap, or can fit snugly inside your bag.

Please capitalize where necessary: the new cushions, which are of the type crashguard p800, have been installed in the credit card lanes – four lanes westbound and four lanes eastbound.
A:
The new cushions, which are of the type Crashguard P800, have been installed in the credit card lanes – four lanes westbound and four lanes eastbound.