wow 8 positions... lets see if i can come up with 8:
1. missionary
2. cowgirl (and all other similar permutations e.g. reverse cowgirl and etc)
3. doggy
4. bedside bend sugarcane
5. monkey carrying the fridge
6. eh..........
dang i gave up..... buy the watch so you would not run out of positions/ideas like me.
p.s. positions 4 & 5; I've learnt from watching all those Cat III HK movies during my high school days in VHS format. God knows what's it called in english.