Things that might help: - what kind of consulting? - have you done that kind of consulting before? - what youre doing now to make things work - do you have work lined up? - some commitment to follow up with info about your progress after getting a laptop - some commitment to paying it forward by passing a laptop on later once you're on your feet
None of this proves this isn't a scam but it might make people more interested in rolling the dice.
Also, you can find used thinkpads on facebook marketplace and a dozen other places for anything from $50 to $150.
Drive an Uber, make a few bucks and buy one yourself?