As the tax year draws to an end on april 6th: the clock is ticking for those who want or have "help to buy" isas. however, the question remains where's the best place to put your hard-earned money? if you want easier access to your cash, you might only get 15%, but if you lock up your savings for 2 years, rates as high as 2. 28% are available. as financial advisor dave rubin points out, " if you have funds to invest, even a few hundred pounds, keeping the taxman's paws off your interest is essential if you want to maximise long-term growth"