please help me out

Krystle

ok Ive been tracking my period, or well trying to lol. ok June 18th I started spotting them I woke up the 19th needing a tampon, June 20th it was light and 21st and to day is just spotting. so how i do I mark on glow. I'm trying to concieve and I don't even want to miss my shot, buy I don't even no what technically my first or last day is lolm please no ride comments I'm kinda new to this thanks ladies