How to avoid transaction costs when buying and selling bitcoin, not for the rich

I have been buying and selling Bitcoins many times, and since I've known Bitcoin until now, I have never had a profitable investment, and I've been on almost all phishing sites, and I'm very upset and frustrated. Private and turn to invest bitcoin, of course it brings little profit, but the bitcoin purchase transaction fees have increased to $ 12 a purchase.
I spent a lot of money and bought one once, I bought $ 400, a pretty number compared to the poor like me, I'm a person who likes to seize the opportunity and persevere pursue me I feel that I will be rich in the future.
For every 0.001 investment you will have to buy at 0.0015 (0.0005 fee) to invest in the web (min minimum)
If you visit a new site every time you buy a bitcoin, then you will lose a lot of money, instead, let's collect money, and wait for life when it's a lot of money to buy bitcoin, you Think of bitcoin as gold or other types of jewelry, simply think, when you buy on the price will increase, and sell off the price, let's keep it until the price increases, we will sell, if it drops Let's invest in digging bitcoin, we will have a profit, will compensate for the amount of bitcoin if it drops.
Wish you fast rich