Text: if you want to know in advance what turns me off: impolite people!

Correct capitalization: If you want to know in advance what turns me off: impolite people!

Text: zombie car clash madness: zombies and robots have taken the city! you're the only survivor of this a

Correct capitalization: Zombie Car Clash Madness: Zombies and robots have taken the city! You're the only survivor of this a

Text: stage-ready 100-watt combo amp with a custom 12-inch speaker

Correct capitalization: Stage-ready 100-watt combo amp with a custom 12-inch speaker

Text: let's look at each one of these solutions.

Correct capitalization:
Let's look at each one of these solutions.