Stop using credit/debit card and pay in cash always.
Make yourself a track where your every dime goes, then make a budget.
Then simply figure out how you can safe in your expenses (perhaps eating out once a month instead of weekly, eating more veggies which tend to be cheaper and healthier per kilo than meat, not eating candies/junk, not drinking soda etc.).
My expenses are very low, rent is 20-30 % below market rent (I am renting in Helsinki where the rental income is only 3-4 % and buying appartments for investments with rental yield of 10+ %), I am paying for my breakfast + lunch only 3-4 euros/day and I still think I could safe even from that because for the sake of convenience I am using certain Finnish shop that is pretty expensive.
Then you see how the money starts to pile slowly to you... In real estate investing it is crucial to be good at managing money. It is a skill which everybody can learn and become better and better all the time.
Living frugally today means you are wealthier tomorrow.