in the phil, u can but TEXTWISE PREPAID CARDS which costs 100 pesos.. and u can text anyone from uk. it will only cost u 6 pesos, compared to globe's 15 pesos per msg.
and if u r in uk, u cvan send a msg to ur gf in the phil thru ym, and she can reply to u via her mobile phone. but she must sign out in ym thru her mobile.
thats it