Please understand that I can’t possibly return all of your calls and emails while undertaking the important task at hand.

However, the hardness of the task is what drives me, so if it was easy, I might not have the same tenacity for the work involved.

For the real estate salesperson working for a seller, the task is to find a qualified buyer to purchase the client’s property.And the most important part the Transaction - The real estate salesperson’s duty is to help navigate the transaction through the entire escrow process to final close.

I know for myself, that would be an impossible task. 

BTW I am NOT discounting how much work those seemingly simple tasks actually are.In contrast you have the investor market where few financed buyers can even buy these houses and even if they could (say a 203K loan) most wouldn't want to.  

If you are going to be carrying bundles of shingles up it, or other similar tasks, I would advise against it.

Our final project is on the risk analysis of China using anti satellite weapons, our analysis shows that if they do it three times the satellite orbit will be saturated for 20 years.

No, get both you can multi task a little right?

What specific tasks are doing repeatedly that are taking up a significant amount of your time?

If all else is properly done, the weakest link in a surround are the corners. 100% silicone caulk with an anti-microbial in it is the best choice, however colors are limited.