Do you try to save tax every year by “maximising your losses”? Or aka claiming as many expenses ad possible. This reduces your income! But even if you took 100k

Do you try to save tax every year by “maximising your losses”? Or aka claiming as many expenses ad possible. This reduces your income! But even if you took 100k off your income aka “profit” this way you could still afford your mortgage, right… infact it makes it more affordable as you paid less tax!