door jam

I have been struggling with how to start and go about building the frame/door lining for a door that needs to have a notch taken out of it to fit under the stairs! I iwould appreciate someone who might have done something simialr to run me through the steps. Have a fairly good idea of how to...

Hi, I am doing up my house on a VERY small budget. I have bought some second hand pitch pine cottage doors complete with hinges and locks. All of them are too narrow for the 8 door frames I replacing doors in. Is there an easy way to add to the frames/jams without it looking too bodged? I'm...