What is your best keyword research strategy when 1- You start a new campaign. 2- When you get old account & have to work on its improvement. reg.
first i would find the keywords which is ultra releted to my product and are buying keywords to make sure i am not wasting my hard earned money. for new accounts, talking with customer, getting information about what type of users might be using his product and then analyzing the website always helps. For old accounts optimization, figure our ways to imporove the QS of ads. The better i get the less i pay and higer my ad ranks. Hope it helps.