1. Hard, manual work indicates advancement toward goals, prosperity and bounty. 2. A measure of progress; busy workers mean good progress, idle workers mean inertia. 3. Great success will come after hard work (labor pains).
Most dreams where you see labor performed is considered a good dream. Animals heavily burdened shows that you are to become very prosperous but should treat your help with more respect. To see men at work means you will soon engage in a profitable enterprise or your health will improve.