TTC please help!

Hey everyone! 
My fiancé and I have been TTC for 5 months now and nothing is happening...it's really upsetting when I get my period because him and I want to start a family so badly! My mom was never able to get pregnant so she doesn't have much advice! I need help! Anyone have magical advice? We have been having sex just not very regularly..life gets busy! I dont know anything about tracking my fertility...I need advice