some advice opinions and words of wisdom are welcome here...PLEASE!!!!!!

To start this was my 1st month using opk so according to glow my fertile week was suppose to start yesterday which was monday so i went out Friday and bought alot of opks and pts and when i got home i thought wth why not and i took 1 and it was already almost positive so saturday i took a cpl they looked the same if not darker my back hurt all day saturday and i was bloated pretty bad and thruout this time me and the SO was bd everynight and saturday night we bd and i got up to pee in the middle of the night and i had brown spotting that continued sunday getting lighter and lighter light pink then stopped sunday night...So says my mood has been crazy i just got a text earlier as proof i can post lol...and im still getting postive opks...well im about to take 1 at 2 today for the lh surge to see if it has changed at all and af isnt due until the 7th it was the 12th but because i logged a lh surge on opks my calender changed and now af is due on the 7th so im just confused as to what the brown spotting backache and horrible bloating was unless it was O symptoms but im confused with all these 2 dark lined opks ugh what is going on ladies!?!? help a sista out lol...thanks in advance for any thoughts and opinions xoxoxo