Sure, here are some light-hearted 'poor' jokes for you:
Why did the poor man apply for a job at the bakery? Because he kneaded the dough!
Why did the poor man bring a ladder to the bar? He heard the drinks were on the house!
Why did the poor man become an archaeologist? He heard they were always digging up ancient treasures!
Why did the poor man take a pencil to bed? He wanted to draw the curtains!
Why did the poor man bring a bucket to the movie theater? He wanted to see a "big-screen" experience!
Why did the poor man start a band? He wanted to make some cents!
Why did the poor man put his money in the blender? He wanted to make liquid assets!
Why did the poor man bring a car door to the desert? So he could roll down the window when it got too hot!
Why did the poor man become a gardener? He wanted to "grow" his own fortune!
Remember, these jokes are meant to be light-hearted and in good fun. Always be considerate of others' feelings and circumstances when sharing jokes. What might be amusing to one person may not be funny to another. Humor is subjective, so it's important to be sensitive to different perspectives.