The best method is to earn a few dollars doing short flights jobs after you get youre PPL to build up your hours. When you finally get youre CPL you will already have the experience and will probably walk into the first job you apply for
No, you don't. You are not allowed to get any dollars, pounds or euros) or any other currency) if you are a PPL holder. Second of all there are simply no 'low time' jobs anymore.
Took me 6 months of part-time instructing to land my first well paid job. But that's a good few years back. Don't think that applies in the current climate.