A great way to practice good alignment is to use a tool like the Alignment Ball, which you can get for $10 off on Fairway ...
And while we love the quick and dirty builds, there’s just something about the fit and finish of this four-axis SMD stencil ... to overcome any skew in alignment of the PCB.
Online resources like the Basic Local Alignment Search Tool (BLAST) provide a helping hand ... that required long processing times and the use of supercomputers or parallel computer processors ...