"Tuff" is a geological term used to describe a type of rock made up of compacted volcanic ash. "Tough" typically describes something strong, resilient, or difficult to break or endure. It can refer to physical strength, as well as mental or emotional resilience in the face of challenges.

"Love you to pieces" is an affectionate expression conveying intense and deep affection. It signifies a profound emotional connection, suggesting that the love shared is so powerful and overwhelming that it feels as though it could break into pieces, emphasizing its depth and strength.

"Asure" is the incorrect spelling of "assure." To "assure" means to guarantee or give confidence to someone by providing a promise or certainty regarding a particular outcome, action, or state of affairs, thereby alleviating doubts or concerns.

"Thank you for your attention" is a courteous expression conveying appreciation for the time and focus someone has dedicated to a particular message, presentation, or communication, acknowledging their active engagement or consideration.

The phrase "down to the/a T" means precisely or exactly, emphasizing attention to detail or accuracy in executing a task or following instructions. It suggests that something has been done with meticulous precision, leaving no room for error or deviation.

"It was nice talking to you" is a grammatically correct and widely used phrase. It's a friendly way to end a conversation and shows that you enjoyed talking to the other person.

"I look forward to working with you" is a common and widely used professional phrase. It's a friendly way of saying that you're excited about teaming up or collaborating with someone. It expresses a positive attitude and anticipation for a successful partnership.

It's time to wish the special girl in your life a happy birthday. "Happy birthday, prettiness" is not a standard phrase used in English, but there are many better alternatives with similar meanings.