no ppi

advice needed on 2 points if possibe 1. my husband left me last sept and basically did not pay mortgage payments i discovered this in february and since that time have paid it myself every month any idea of how i stand mortgage in his name only ( we have 3 dependant children and no maintenence paid either ) 2. he took out a loan from bank in my name , agreed by bank mgr in my abscence , i had no choice but to sign due to nature of relationship. monies from loan transfered immediatley to an account in his name in bulgaria. loan was paid for 2 yrs but when he left in sept he stopped paying i paid for first 4 months then found i was unable to afford to pay any longer and still cant loan was for 20k 15 k remaining i really do not no which route to take at the moment and am on a very low income enough struggle to pay mortgage and bills