Dear James: I have an old house with plaster walls and many cracks that need to be repaired. How can I fix these so they stay fixed and are invisible? — ...

If you see diagonal cracks, especially in foundation walls, call a builder, architect or engineer. However, most cracks are gaps in trim pieces or between walls and ceilings or doorways or windows.

The house was built almost a hundred years ago, with plastered walls and ceilings, and there are a lot of cracks in the plaster in this area. I have tried spackling the cracks and repainting them ...

Of all the basement crack repair options I’ve researched, a product called DRICORE Pro Concrete Repair impresses me most because it includes physical reinforcement in addition to injection.

Q. I’m thinking of buying a home that has significant cracks in the concrete foundation. Family members are urging me to run away from this house. I’m thinking it’s a deal and ...