Loosened bricks simply need to be fixed back into place.
How To Repair A Cracked Brick Garden Wall. Even if you are not an experienced bricklayer you will be able to. Use a pointing tool, such as a pointed trowel to push the brick in between the bricks.
How to repair & build a brick garden wall | Ideas & Advice ... from kingfisher.scene7.com
You can categorize them in three simple categories. There is no need to panic, however, as only a small amount of cracks are symptomatic of a more serious underlying structural problem. Brick cracks are a common issue for brick walls.
How can hidden doors get any more complex?
You can categorize them in three simple categories. Allow the water to sit on the wall overnight to soak into the remaining mortar. Learn how to make your exposed brick wall look less dated. Even if you are not an experienced bricklayer you will be able to.