If you've already tried the first step by observing what happens outside and in during a heavy rain - making sure that water is redirected away from the foundation by making sure that the gutters are working correctly, the downspouts are emptying at least 6' from the foundation, and that the soil is graded away from the foundation - and you're just looking for a quick fix, you might try plastic or fiberglass wall panels.

But bear in mind that almost all buyers will have a buyer agent, so you'll still have to advertise to pay that side of the commission.

The building is in great shape as the former owner did all the work himself as he was a licensed contractor and had owned the building for 15 years and lived next door to this property and across the street from another be are purchasing.

Newer buildings constructed these days usually factor in the ground movement of those soils etc.The Dollar General being in a better area doesn't bode as well for it long term.

Is it a retaining wall (is there soil behind the wall)?

First timer here, so bear with me if my math/logic is flawed.

Sometimes a lender will use the phase one environmental report that the seller has if it's less than a year old.The phase one isn't cheap and cost thousands of dollars typically.If you have to go to a phase 2 that can run 10,000 or more with soil sampling etc.Even if a report is on file with the seller and the bank will let you use it you need to order your own. 

A bear that gets up here and there during winter?

Below you will see the 110 years of 18 years of secular bull and bear markets.

Everything from wheat straw, pine straw, bags of gravel, potting soil, pumpkins, watermelons, plants, bags of potatoes and other foods, etc.