Another batch of interesting articles to read on the Solo Wargamers Association Lone Warrior Blog :
Top of the heap and a must read is the April sample article from Lone Warrior. In this reprint from Issue 124 Nic Birt describes a full solo campaign method. His example is The Boer War, but it'd work for any period : PDF link Truly inspiring.
Rob Morgan gives a detailed assessment of Osprey MAA254 Wehrmacht Auxiliary Forces PDF link . And also reviews in full MAA309 The Italian Invasion of Abyssinia 1935-36
PDF link
Paul le Long gives a quick overview of Osprey MAA94 The Swiss at war 1300-1500 PDF link
Last, but not least, George Arnold has refought Drepanum and his AAR is here : link
Plenty of inspiration, I think.