 The other pitfall, she says, is not paying off your cart all at once each month. It doesn't take long for those interest rates to pile up, effectively wiping out any points you might get at potentially running your credit into the ground. Ian Crawford, WTOP News. Taxes collected by recreational weed sales in Maryland only grew by less than 1% over the first three months of the year. Currently, there's a 9% tax on the sale of recreational marijuana. Much of the money reinvested into communities damaged