How to make Leo male and Sagittarius female long distance relationship Fabulous and Working?

I m leo(male) hooked to sagitariun girl for last 3 yrs in long distance relationship,we had lots of break ups in past but things went pretty smooth later (mostly i was the initiator). but this time our relation has gone totally fragile. i dont earn much at present and being in long distance i think i miss lots of necessary elements to keep the love alive. i dont want to lose her at any cost. what should i do :( :(