"Tact" != "Tack"
https://www.merriam-webster.com/dictionary/tact
tact noun
Definition of tact
1: a keen sense of what to do or say in order to maintain good relations with others or avoid offense
2: sensitive mental or aesthetic perception
converted the novel into a play with remarkable skill and tact
https://www.merriam-webster.com/dictionary/tack
tack noun (1)
Definition of tack (Entry 2 of 4)
e: a course or method of action
especially : one sharply divergent from that previously followed
Honestly, given the "especially" clause in the definition, "tack" may not be the word you're looking for either. Perhaps use "approach" instead.